RMRDED2E–. Our native trees and how to identify them : a popular study of their habits and their peculiarities . Trees. SHINING WILLOW. Shining Willow, Salix lucida. Leaves 3' to 3' long.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Keeler, Harriet L. (Harriet Louise), 1846-1921. New York : C. Scribner's Sons
RMRE05H1–. The microscope; an introduction to microscopic methods and to histology. Microscopes. I IO MAGNIFICATION AND MICROMETRY [CH. IV. Fig. ioo. Figure showing the position of the microscope, the camera lucida, the eye, and the difference in size of the im- age depending upon the dis- tance at which it is projected from the eye. (a) The size at 25 cm.; (b) at35 cm., { 162). that the image could not be seen and measured at any other distance, but because some standard must be selected, and this is the most common one. The necessity for the adoption of some common standard will be seen at a glance
RMRE05NP–. The microscope and microscopical methods. Microscopes; 1896. 98 MAGNIFICATION AND MICROMETRY. CH. IV.. Fig. 95. Figure showing the position of the microscope, the camera lucida, and the eye, and the different sizes of the image depending upon the distance at which it is projected from the eye. (a) The size at 2$ cm. ; (b) at35 cm., (§ 153). the simple and the compound microscope the directions were to measure the virtual image at a distance of 250 millimeters. This is not that the image could not be seen and measured at any other distance, but be-. Please note that these images are extracte
RMRE0506–. The microscope : an introduction to microscopic methods and to histology. Microscopes. CH. 1V JfAGNIFICATION AND MICROMETRY 125 triangle, of which it forms a base. The distance of 250 millimeters has been chosen on the supposition that it is the distance of most distinct vision for the normal human eye. Demonstrate the difference in magnification due to the distance at which the image is projected, by raising the microscope so that the distance will be 350 millimeters, then lowering to 150 milli- meters.. Fig. 114. Sectional view of the Abbe Cam- eya Lucida to show that in measuring the sta
RMRE04XR–. The microscope : an introduction to microscopic methods and to histology. Microscopes. CH. ir DRAWING WITH THE MICROSCOPE 145 § 203. Arrangement of the Camera Lucida Prism.—In placing this camera lucida over the ocular for drawing or the deter- mination of magnification, the center of the hole in the silvered surface is placed in the optic axis of the microscope. This is done by properly arranging the centering screws that clamp the camera to the microscope tube or ocular. The perforation in the silvered surface must also be at the level of the eye-point. In other words the prism must be so
RMRDDYHF–. A practical treatise on the use of the microscope, including the different methods of preparing and examining animal, vegetable, and mineral structures. Microscopes; Microscopy. 144 PRACTICAL TREATISE ON THE MICROSCOPE. 4 black cloth, and all the parts of this apparatus, as well as of aU others through which light has to pass, should be covered with some black pigment to absorb those rays of light which, if reflected, would materially interfere with correct definition. Camera Lucida.—This instrument, invented by Dr. Wol- laston in 1807, is a most valuable addition to a microscope, both for d
RMRD57MF–. Cyclopedia of American horticulture : comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening; Horticulture; Horticulture; Horticulture. 'P'. but will not give such a large percentage of rooted plants. It is highly probable that some Moss Roses, R. lucida, S. Carolina, R. spitiosissima, etc., Roses which sucker, could be propagated by cuttings of root or rootstock, but no systematic attempt has been mad
RMRE640F–. The crane-flies of New York. Crane flies; Diptera. Memoir 25 Platk XXXIII. 42 /?*.«, l:- . '^'''''^ O^TIPULIDAE (ANTOCHim) ^A Tcucholabis complcxa; 53, T. lucida ^'^nncmana; 51, Z>. sohrina. 966. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Alexander, Charles P. (Charles Paul), 1889-1981. [Ithaca]
RMREB8WN–. Conchyliologie fluviatile de la province de Nanking. Mollusks; Mollusks. Amoul lith. Irap.Becauet.Paris . 42 . Anodon flummea , Heude 43. A lucida , Heude. 44. A rivulans , He-ude .. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Heude, Pierre Marie, 1836-1902. Paris : Librairie F. Savy
RMRE04XJ–. The microscope : an introduction to microscopic methods and to histology. Microscopes. en. n DRAWING WITH THE MICROSCOPE 149 stage of the microscope. The mirror must have its edges in planes parallel with the edges of the drawing board also (Fig. 130.) § 206. Drawing with the Abbe Camera Lucida.—(A) The light from the microscope and from the drawing surface should be of nearly equal intensity, so that the image and the drawing pencil can be seen with about equal distinctness. This may be accomplished. Fig. 130. Bernhard's Drawing Board for the Abbe Camera Lucida- This drawing board is adjust
RMRE05CT–. The microscope; an introduction to microscopic methods and to histology. Microscopes. Fig. ioo. Figure showing the position of the microscope, the camera lucida, the eye, and the difference in size of the im- age depending upon the dis- tance at which it is projected from the eye. (a) The size at 25 cm.; (b) at35 cm., { 162). that the image could not be seen and measured at any other distance, but because some standard must be selected, and this is the most common one. The necessity for the adoption of some common standard will be seen at a glance in Fig. 100, where is represented graphical
RMRDBTNJ–. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. 329. Camellia Japonica — Lucida. CAU£LLIA (after George Joseph Kamel or Camellus, a Moravian Jesuit, who traveled in Asia in the seventeenth century). Ternstrwmihcece. Evergreen trees or shrubs; Ivs. alternate, short-petioled, serrate: fls. large, axillary or terminal, usually solitary, white or red ; sepals an
RMRDBTNB–. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. 329. Camellia Japonica — Lucida. CAU£LLIA (after George Joseph Kamel or Camellus, a Moravian Jesuit, who traveled in Asia in the seventeenth century). Ternstrwmihcece. Evergreen trees or shrubs; Ivs. alternate, short-petioled, serrate: fls. large, axillary or terminal, usually solitary, white or red ; sepals an
RMRE05MT–. The microscope and microscopical methods. Microscopes; 1896. no DRA WING WITH THE MICROSCOPE. CH. V. (B) By a camera lucida reflecting the rays of light from the drawing paper, etc., so that their direction when they reach the eye coincides with the direction of the rays from the microscope (Fig. 57, 60). In all of the camera lucidas of this group, the rays from the paper are twice reflected and no inversion appears. The better forms of camera lucidas (Wollaston's, Grunow's, Abbe's, etc.), may be used for drawing both with low and with high powers. Some require the microscope to be incline
RMRE0539–. The microscope; an introduction to microscopic methods and to histology. Microscopes; 1899. Fig. 95. Figure showing the position of the microscope, the camera lucida, and the eye, and the different sizes of the image depending upon the distance at ivhich it is projected from the eye. (a) The size at 25 cm. ; {b) at35 cm., (§ 153). the simple and the compound microscope the directions were to measure the virtual image at a distance of 250 millimeters. This is not that the image could not be seen and measured at any other distance, but be- ^Pte.. Fig. 96. Sectional viezu of the Abbe Camera Luc
RMRDRY1D–. The microscope; a simple handbook. Microscopes. Fio. 80.- -No. 3371,Modified Abbe Camera Lucida. Fig. 79.—No. 3370, Abbe Camera Lucida. placed on the table at one side. The mirror must be inclined at such an angle that the centre of the field of view appears below the centre of the mirror, or a distortion in the picture will be caused. This generaUy limits the size of the drawing to a small portion of the centre of the field of view, because of the closeness of the mirror to the side of the microscope. This can be remedied if the paper on which the drawing is to be made be tilted up so that
RMRE2HYG–. The microscope; an introduction to microscopic methods and to histology. Microscopes. i66 DRAWING WITH A CAMERA LUCIDA [Ch. VI. the mirror to the prism must still be reflected horizontally, it follows that the axial ray no longer forms an angle of 90° with the drawing surface, but a greater angle. If the mirror is depressed to 35°, then the axial ray makes an angle of 110° with a horizontal drawing surface (fig. loi B): To make the angle 90° again, so that there shall be no distortion, the drawing board must be raised toward the microscope 20°. The general rule is to raise the drawing board
RMRDRY1J–. The microscope; a simple handbook. Microscopes. Fio. 80.- -No. 3371,Modified Abbe Camera Lucida. Fig. 79.—No. 3370, Abbe Camera Lucida. placed on the table at one side. The mirror must be inclined at such an angle that the centre of the field of view appears below the centre of the mirror, or a distortion in the picture will be caused. This generaUy limits the size of the drawing to a small portion of the centre of the field of view, because of the closeness of the mirror to the side of the microscope. This can be remedied if the paper on which the drawing is to be made be tilted up so that
RMRDRY63–. Elements of applied microscopy. A text-book for beginners. Microscopy. S6 ELEMENTS OF APPLIED MICROSCOPY. be seen, and if, as more commonly occurs, the light from the paper is the strongest, the object becomes almost invisible. When the illumination is properly balanced, both object and paper should be clearly seen, and the point of a pencil on the paper may be made to trace the outline of the object with accuracy. Obviously this. Fig. 27.—CouKSE or Rays in the Camera. Lucida. (After Gage.) device, primarily intended as an aid to the making of drawings of microscopic objects, may be used in
RMRE053E–. The microscope; an introduction to microscopic methods and to histology. Microscopes; 1899. 98 MA GNIFICA TION AND MIC ROME TR Y. CH. IV.. Fig. 95. Figure showing the position of the microscope, the camera lucida, and the eye, and the different sizes of the image depending upon the distance at ivhich it is projected from the eye. (a) The size at 25 cm. ; {b) at35 cm., (§ 153). the simple and the compound microscope the directions were to measure the virtual image at a distance of 250 millimeters. This is not that the image could not be seen and measured at any other distance, but be- ^Pte.
RMRF2GAY–. Catalogue of American indigenous trees, plants, and seeds, cultivated and for sale at the linnaean botanic garden, Flushing, Long-Island, near New-York. Nurseries (Horticulture) New York (State) Catalogs; Trees Catalogs; Plants Catalogs. quinquefblia thalictroides hepatica Pensylvanica Angelica lucida Anthemis arvensis Apocynum cannabinum ^) androsoemifolium >• hypericifolium^ ^ ' Aquilegia Canadensis Aralia nudicaulis racemosa T>' b. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance o
RMRE05HF–. The microscope; an introduction to microscopic methods and to histology. Microscopes. CH. IV] MAGNIFICATION AND MICROMETRY 107 Fig. 97. Wollaston's Camera Lu- cida, showing the rays from the micro- scope and from the drawing surface, also the position of the pupil of the eye. Axis, Axis. Axial rays from the microscope and from the drawing surface (Ch. V). Camera Lucida. A section of the quadrangular prism showing the course of the rays in the prism from the microscope to the eye. As the rays are twice reflected, they have the same relation on entering the eye that they would have by looking
RMRE05NH–. The microscope and microscopical methods. Microscopes; 1896. Fig. 95. Figure showing the position of the microscope, the camera lucida, and the eye, and the different sizes of the image depending upon the distance at which it is projected from the eye. (a) The size at 2$ cm. ; (b) at35 cm., (§ 153). the simple and the compound microscope the directions were to measure the virtual image at a distance of 250 millimeters. This is not that the image could not be seen and measured at any other distance, but be-. Fig. 96. Sectional view of the Abbe Camera Lucida to show that in measuring the stand
RMRF0HYK–. Catalogue of the Lepidoptera Phalænæ in the British museum. Moths. NOCTXriDiE. obsolesceut from the middle of discocellulars ; 6, 7 from upper angle or stalked; 8 anastomosing with the cell near base only or often anastomosing with the cell to near middle. In the genera without an areole its absence appears always to have been caused by reduction from forms which once possessed it.. Fig. l.^Larva of Tarache lucida. . » Eupseudoiyiorplia, Cydosia, Grceperia, Tarachidia and some other genera have the typical trifid neuration of the hind wing of the subfamily Acronyctince, but are by facies an
RMRDDY56–. A practical treatise on the use of the microscope, including the different methods of preparing and examining animal, vegetable, and mineral structures. Microscopes; Microscopy. 232 USE OF THE MICROSCOPE. with this instrument there is no difficulty in seeing the object and pencil, but the paper must be shielded from the light. M. Nachet has contrived an excellent camera lucida, in which the rays undergo one reflection only, and as his micro- scopes do not incline, the paper on which the drawing is to be made is placed on a small desk in front of the observer. The camera, and mode of attachin
RMRE052Y–. The microscope; an introduction to microscopic methods and to histology. Microscopes; 1899. no DRA WING WITH THE MICROSCOPE. [CH. V. (B) By a camera lucida reflecting the rays of light from the drawing paper, etc., so that their direction when they reach the eye coincides with the direction of the rays from the microscope (Fig. 57, 60). In all of the camera lucidas of this group, the rays from the paper are twice reflected and no inversion appears. The better forms of camera lucidas (Wollaston's, Grunow's, Abbe's, etc.), may be used for drawing both with low and with high powers. Some requir
RMRE2J07–. The microscope; an introduction to microscopic methods and to histology. Microscopes. l62 DRAWING WITH A CAMERA LUCIDA CCh. VI reflected twice, and the image appears as when looking directly into the microscope. In others the rays are reflected but once, and the image has the inversion produced by a plane mirror. For drawing purposes this inversion is a great objection, as dt is necessary to similarly invert aU the details added free-hand. (2) By a camera lucida re- flecting the rays of Ught from the drawing paper, etc. so that their direction when they reach the eye coincides with the direc
RMRD42HA–. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. u, ru[. 2187. Short hardwood cuttings of Rasa setieera. A single cutting is shown at the left. but will not give such a Large percentage of rooted plants. It is highly probable that some Moss Roses, li. lucida, B. Caroiina, H. spinosissima, etc., Roses which sucker, could be propagated by cuttings of root or ro
RMRE050H–. The microscope : an introduction to microscopic methods and to histology. Microscopes. 124 MAGNIFICATION AND MICROMETRY I CI I. IV sented graphically the fact that the size of the virtual image de- pends directly on the distance at which it is projected, and this size is directly proportional to the vertical distance from the apex of the. Fig. hi. Figure shock- ing the position of the mi- croscope, the camera lucida, the eye, and the difference in size of the image depending upon the distance at which it is projected from from the eye. (a) The size at 25 cm.; (6) at35 cm., (I 17S). Fig. 112.
RMRE0KCD–. On the relation of phyllotaxis to mechanical laws. Phyllotaxis; Leaves. 100 RELATION OP PHYLLOTAXIS TO MECHANICAL LAWS.. Fig. 40.—Araucaria excelsa, E. Br. Transverse section of the growing point of a lateral branch, system (8 +13), camera lucida drawing. The origin of branches of the next degree follows definite lines ; the first leaves of these ajses are repre- sented in outline only.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the or
RMRD42M3–. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. ROSE AA. Smaller flowered. B. Folliiijt' deeidttouii. c. Habit eliinbin(j 15. Musk Noisette 16. Ayrshire 17. Poljjantka VVlcburaiana Hybrids OC. Sabitdwarf, Imsliy.IS. Perpetual Briers Rugosa Lucida Microphylla Berberidifolia Scotch BB. Foliage more or less persistent 19. JSvergreen Macartney Wicliuraiana Garde
RMRDJH5P–. Elements of applied microscopy. A text-book for beginners. Microscopy. 56 ELEMENTS OF APPLIED MICROSCOPY. be seen, and if, as more commonly occurs, the light from the paper is the strongest, the object becomes almost invisible. When the illumination is properly balanced, both object and paper should be clearly seen, and the point of a pencil on the paper may be made to trace the outline of the object with accuracy. Obviously this. Fig. 27.—Course of Rays in the Camera Lucida. (After Gage.) device, primarily intended as an aid to the making of drawings of microscopic objects, may be used in m
RMRDFYTH–. Animal parasites and parasitic diseases . Domestic animals; Veterinary medicine. PARASITOLOGY. 207. p-j„ 76 Sarcocystis Jliescheri. Drawing made with Camera lucida. T Cross section sarcoeyst, muscle cell enclosing sarcocyst ruptured. 2.' Cross section of heart muscle cell. 3', Fibrous connective tissue.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Kaupp, Benjamin Franklyn, 1874-. Chicago : A. Eger
RMRE052C–. The microscope; an introduction to microscopic methods and to histology. Microscopes; 1899. CH. V.] DRA WING WITH THE MICROSCOPE. designed to be used on the microscope in a vertical position. As in bio- logical work, it is often necessary to have the microscope vertical, the form for a vertical microscope is to be preferred ; but see Figs. 102-111. § 170. Avoidance of Distortion.—In order that the picture drawn by the aid of a camera lucida tnay not be distorted, it is necessary that the axial ray from the image on the draiving surface shall be at right angles to the drawing surface ("F
RMRE7T0T–. Corn smut caused by Ustilago maydis. Corn; Smut diseases. Fig. 7. Camera-lucida drawings of germinating: chla- mydospores of Ustilago maydis, showing diverse types of germination (Kernkamp and Petty, 182). about 10 C for a year or two without losing its viability. Chlamydospores lose their viability in silage after a few weeks (260). This may also happen when they are mixed with manure, especially if fermentation or heating takes place; or if the spores come in contact with destructive agents such as acids, alkalies, and antibiotics. It is generally assumed that sporidia mul- tiply and persi
RMRD538E–. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. TEEDIA TEfiDIA (J. G. Teede, German botanist, who lived some time in Portugal and died at Surinam), b'rropli- uldriacete. Two species of South African plants, with pink 5-lobed fls. ^-% in. across. They are tender to frost. T. lucida was introduced to southern Cali- fornia in 1900, and Franceschi records that i
RMRDDY5J–. A practical treatise on the use of the microscope, including the different methods of preparing and examining animal, vegetable, and mineral structures. Microscopes; Microscopy. CAMERA LUCIDA. 231 seen, and if a piece of white paper be placed there the image will appear to be on it. The prism is generally set in a frame of brass, in the manner exhibited by fig, 99, all parts of it being covered over except the side next the eye- piece and a small portion of the edge to which the eye is to be applied; the frame is capable of being adapted to either of the eye-pieces by a short tube. The prism
RMRDXKJ8–. Familiar features of the roadside; the flowers, shrubs, birds, and insects. Natural history. SHKUBS BELONGING TO THE ROSE FAMILY. 59 hooked thorns, and about seven small, thick, usually shining leaflets, dark green above and coarsely toothed. The flowers are pale pink and grow singly as well as in clusters; the sepals are bristly, more or less long and slender, and are frequently notched. The stipules (flaring sides of the leaf- stem where it joins the main stem) of this species are dilated or broad ; those of liosa Caroli- na are long and nar- row. Rosa lucida is distributed from ^Newfoundl
RMRD508Y–. Cyclopedia of American horticulture : comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening; Horticulture; Horticulture; Horticulture. TEEDIA TEfiDIA (J. G. Teede, German botanist, who lived some time in Portugal and died at Surinam). Scroph- uliriaceo!. Two species of South African plants, with pink 5-Iobed fls. ^-H in. across. They are tender to frost. T. lucida was introduced to southern Cali- forn
RMRE2J4D–. The microscope; an introduction to microscopic methods and to histology. Microscopes. 138 MAGNIFICATION OF THE MICROSCOPE [Ch. V Put the 8x or lox ocular in place of the 4x or 5X, and then put the camera lucida in position. Measure the size of the image with di- viders and a rule as be- fore. The power will be considerably greater than when the low ocular was used. This is because the virtual image (fig. 78) seen with the high ocular is larger than the one seen with the low one. Lengthen the tube of the micr6scope 50-60 mm. by puUing out the draw- tube. Remove the camera lucida and focus; th
RMRD8MHB–. American spiders and their spinning work. A natural history of the orbweaving spiders of the United States, with special regard to their industry and habits. Spiders. EFFECTS AND USES OF SPIDER POISON. 269 The gland itself was well observed in a dissection made from Epeira domiciliorum, and represented at Fig. 243, multiplied about twenty-five times. The sac is covered with muscular fibre, as shown in the drawing, and yet more magnified in the camera lucida sketch of -a portion of the sac at Fig. 244. This muscular provision implies a formidable arrangement for expressing the contents of the
RMRDY2X5–. Studies in general physiology. Physiology; Phototropism; Geotropism; Reproduction; Irritability; Regeneration (Biology). FIG. 75 FIG. 74. gastrula. They lived, however, as long as the normal plutei, and, so far as motility was concerned, were comparable to normal embryos. 4. I will now enter upon these observations in somewhat greater detail, and will use for this purpose a series of draw- ings, all of which were made with the camera lucida at about the same magnification. Fig. 73 gives the form of a normal fertilized egg with its membrane. Fig. 74 gives the form of an egg with the extraovat
RMRE0XJA–. Plant anatomy from the standpoint of the development and functions of the tissues, and handbook of micro-technic. Plant anatomy. DRAWING TO SCALE FROM MICROSCOPE 2«I pencil can be seen distinctly enough but the outline of the object becomes tdo dim. In the camera lucida of Fig. 151 there are two revolving diaphragms with handles at K, with a series of. Fig. 152.—Convenient drawing board for use with camera lucida. openings, all but one of which in each series are covered with a graduated series of different intensities of smoked glass. With this provision one can decrease the light entering
RMRDFC6A–. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. •380 ARBORETUM ET FRUTICETUM BRITANNICUM.. 669. C. 0. obtus^ta. crenate, of the same colour on both surfaces. Styles 1—3. Fruit containing more than 1 seed. Distinguished from the species by its smaller, obovate, less cut, flat, and shining leaves. C. lucida Smith of Ayr, C. oxyacanthoid
RMRDDY51–. A practical treatise on the use of the microscope, including the different methods of preparing and examining animal, vegetable, and mineral structures. Microscopes; Microscopy. CAMERA LUCIDA. 235 table as possible, and the object and camera having been pro- perly adjusted, a pencil fastened into a long piece of light hollow cane must then be provided, and the artist, either stand- ing or sitting, and looking down through the camera, will see the image on the paper, and after a little practice will be able to trace its outline as easily as when the paper was placed on the table only a few in
RMRE05AP–. The microscope; an introduction to microscopic methods and to histology. Microscopes. cm. n DRAWING WITH THE MICROSCOPE 129 and in the same direction, that is, so the end of the drawing board shall be in a plane parallel with the stage of the microscope. The mirror must have its edges in planes parallel with the edges of the drawing board also (.Figs. 115, 116.) Fig. 115. Arrangement of the drawing board for using the microscope in an inclined position with the Abbe camera lucida [de- signed by Mrs. S. P. Gage, /SSy.). $ 1S5. Drawing with the Abbe Camera Lucida.—(A) The light from the micros
RMRE2EB2–. Plant anatomy from the standpoint of the development and functions of the tissues, and handbook of micro-technic. Plant anatomy. 114 TRANSPORT OF WATER AND SOIL SOLUTES gap, above which the water is distributed to the newer rings again for farther transportation. See basal part of Fig. 57. Distribution of Water and Solutes throughout the Leaf. —In one class of leaves the vascular bundles entering the leaf. Fig. 58.—Camera-lucida drawing of a bleached leaf of a Dicotyledon, showing the course of the vascular bundles, and how they end free in the mesophyll. B, the same for a leaf of a Monocoty
RMRD4YY2–. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. 339. Camellia Japonica — Lucida. CAMELLIA (after George Joseph Kamel or Camellus, a Moravian Jesuit, who traveled in Asia in the seventeenth century). Ternstrcemidcece. Evergreen trees or shrubs: Ivs. alternate, short-petioled, serrate: fls. large, axillary or terminal, usually solitary, white or red ; sepals a
RMRE0514–. The microscope : an introduction to microscopic methods and to histology. Microscopes. CH. IV] MAGNIFICATION AND MICROMETRY appear to be on the table. It may be necessary to readjust the focus after the camera lucida is in position. If there is difficulty in seeing dividers and image consult Ch. V. Measure the image with dividers and obtain the power exactly as above (§ 172-173). Fig. 108. Wollasion's Camera Lucida, showing the rays from the microscope and from the draw- ing surface, also the position of the pupil of the eye. Axis, Axis. Axial rays from the microscope and from the drawing s
RMRE9M61–. Contributions from the Osborn Botanical Laboratory. Plants. 3i6 Geors[e E. Nichols, hold in the interstices between the cobbles and boulders, rooting in the sand and gravel which have accumulated in the shelter afforded by the larger rocks. The pioneers are preeminently herbaceous perennials: species which are able to tide over the unfavorable periods by means of underground organs. Except for shrubby willows (such species as Salix cor data, S. lucida, and 6". humilis), which are able to survive considerable battering and. Figure 21.—View along Middle River, showing boulder plain with s
RMRD4YXT–. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. 339. Camellia Japonica — Lucida. CAMELLIA (after George Joseph Kamel or Camellus, a Moravian Jesuit, who traveled in Asia in the seventeenth century). Ternstrcemidcece. Evergreen trees or shrubs: Ivs. alternate, short-petioled, serrate: fls. large, axillary or terminal, usually solitary, white or red ; sepals a
RMRDG1R0–. Heredity and evolution in plants. Heredity; Plants. 4 TIKREDITY AND EVOLUTION IN PLANTS leaves appear above ground.^ The stem may be branched or unbranched. When branched, the branches are pro- duced without reference to the insertion of the leaves, in contrast to the habit of higher plants of forming branches only in the upper angle (axil) between the stem and leaf-stalk. There is always a terminal btid at the. ).—A, Upper epidermis; B, lower epidermis of the leaf of the fern, Drynaria meyeniana. (Camera lucida drawing.) tip of the fern-stem (and of the branches when any oc- cur) ; and the
RMRDFC65–. Trees and shrubs : an abridgment of the Arboretum et fruticetum britannicum : containing the hardy trees and schrubs of Britain, native and foreign, scientifically and popularly described : with their propagation, culture and uses and engravings of nearly all the species. Trees; Shrubs; Forests and forestry. 669. C. 0. obtus^ta. crenate, of the same colour on both surfaces. Styles 1—3. Fruit containing more than 1 seed. Distinguished from the species by its smaller, obovate, less cut, flat, and shining leaves. C. lucida Smith of Ayr, C. oxyacanthoides lucida Sweet, is scarcely or not at all
RMRDT0FD–. Fishes. Fishes. 6o Adaptations of Fishes entiated areas round or oblong which shine star-Hke in the dark. These are usually symmetrically placed on the sides of "W*'*'* *e.^ Fig. 44.—Headlight Fish, ^Ethoprora lucida Goode and Bean. Gulf Stream. the body. They may have also luminous glands or diffuse areas which are luminous, but which do not show the specialized structure of the phosphorescent spots. These glands of similar nature to the spots are mostly on the head or tail. In one. FiG. i5.—Corynnlop}mx rcinhnrdti (Liitkon), showing luminous liulb (modified after Liitken). Family Cera
RMRE05M9–. The microscope and microscopical methods. Microscopes; 1896. CH. V.- DRA WING WITH THE MICROSCOPE. 111 designed to be used on the microscope in a vertical position. As in bio- logical work, it is often necessary to have the microscope vertical, the form for a vertical microscope is to be preferred ; but see Figs. 102-111. § 170. Avoidance of Distortion.—In order that the picture drawn by the aid of a camera lucida may not be distorted, it is necessary that the axial ray from the image on the drawing surface shall be at right angles to the drawing surface (Figs. 102, 105, 106). I 171. Wollas
RMRE04Y0–. The microscope : an introduction to microscopic methods and to histology. Microscopes. 144 DRA WING WITH THE MICROSCOPE [CH V tance of 250 mm. at which the drawing surface should be placed when deter- mining magnification { 178). § 202. *Abbe Camera Lucida.—This consists of a cube of glass cut into two triangular prisms and silvered on the cut surface of the upper one. A small oval hole is then cut out of the center of the silvered surface and the two prisms are cemented together in the form of the original cube with a perforated 45 degree mirror within it (Fig. 124, a b). The upper surface
RMRE04XN–. The microscope : an introduction to microscopic methods and to histology. Microscopes. i48 DRAWING WITH THE MICROSCOPE [CH. V. Fig. 129 Abbe Camera Lucida in position to avoid distortion. Fig. 129. The Abbe Camera Lucida with the mirror at 35°. Axis, Axis. Axialrayfrom themicroscope and'from the drawing surface. A. B. Drawing surface raised toward the microscope 20°. Foot. The foot or base of the -microscope. Mirror with quadrant (Q). The mirror is seen to be at an angle o/ j5°> Ocular. Ocular of the Microscope. P. P. Drawing pencil and the cubical prism over the ocular. W. Wedge to suppo
RMRE04X5–. The microscope : an introduction to microscopic methods and to histology. Microscopes. CH. V DRA WING WITH THE MICROSCOPE iS3 the range must be still further increased. For a moderate increase in size the drawing surface may be put farther off or, as one more commonly needs less rather than greater magnification, the drawing surface may be brought nearer the mirror of the camera lucida by piling books or other objects on the drawing board. If one takes the precaution to draw a scale on the figure under the same condi- tions, its enlargement can be readily determined (§ 207). -7 --^»>- -
RMRD37BE–. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. AA. Smaller flowered. B. Foliage decitluous. c. Habit climbing 15. Musk Noisette 16. Ayrshire 17. Polyantha Wichuraiana Hybrids OC. Habit aii-arf, bushy.18. Perpetual Briers Rugosa Lucida Microrhylla Berberid'ifolia Scotch BB. Foliage more or less persistent 19. Evergreen Macartiiev Wichuraiana Garden-group 1.
RMRD358B–. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. TEEDIA TELEKIA 1779 TEfiDIA (J. G. Teede, German botanist, who lived some time in Portugal and died at Surinam). i:>croph- tildridcece. Two species of South African plants, â with pink 5-lobed fls. }>^-% in. across. They are tender to frost. T. lucida was introduced to southern Cali- fornia in 1900, and F
RMRD8MH4–. American spiders and their spinning work. A natural history of the orbweaving spiders of the United States, with special regard to their industry and habits. Spiders. Fig. 242. Much magnified ouUine of the falx and fang of Argiope cophinaria. g.ni., matrix of the poison gland ; en, canal which contains the duct leading from the gland; o, opening on the side of the fang; tt, the teeth; ot, dotted outline of the outer row.. Fig. 243. View of the muscular system inclosing the poison gland of Epeira domiciliorum. Camera lucida sketch, x 2.'>. of the spider, we may well suppose that the animal
RMRE0XJE–. Plant anatomy from the standpoint of the development and functions of the tissues, and handbook of micro-technic. Plant anatomy. 28o USE OF THE MICROSCOPE dividing i by .0225, which would give 44.4. Then the number of stomata in one square millimeter would be 9 times 44-4 = 399-6- The other method of drawing to scale is carried out with a camera lucida, the most convenient form of which is shown in Fig. 151. The main structural details of this instrument are, behind the opening P a prism silvered on one of its surfaces excepting for a narrow circular area at the center; and the plane. Fig. 1
RMRE2HYX–. The microscope; an introduction to microscopic methods and to histology. Microscopes. 164 DRAWING WITH A CAMERA LUCIDA CCh. VI the rays from the microscope, so that the two fields appear as one, and the image is seen as if on the drawing surface (fig. 100-102, § 271a).. Fig. 100. Diagram of Abbe's Camera Ltjcida with a Verticai. Microscope. Axis, Axis The axial ray of the microscope and from the field of the drawing surface. Ocular J The upper part of the microscope ocular. Mirror The mirror of the camera lucida reflecting the rays from the drawing surface at right angles to the axis. P, P T
RMRENNYP–. The nascent forest of the Miscou Beach plain [microform]. Botany; Botanique. 1906] GANONC—NASCENT FOREST OF MISCOV BEACH lOI swamp, offenng nothing peculiar unless it be the small size of some of the plants, notably the poplar. But these places develop yet farther in time, and there come in after the poplar three willows: ScUix bdsamijera, S. lucida, and 5. Candida, forming very dense thickets, and apparently under congenial conditions. Finally comes in the alder, which appears to be mostly a form of the green alder, Alnus mollis, giving us the culmination of the swale thickets. THE SANDY WO
RMRD42NG–. Cyclopedia of American horticulture, comprising suggestions for cultivation of horticultural plants, descriptions of the species of fruits, vegetables, flowers, and ornamental plants sold in the United States and Canada, together with geographical and biographical sketches. Gardening. 1554 KOSA ROSA 25. lilcida, Ehrh. (J?, huviilis, var. lucida, Best). Shrub, G ft. high, with few or no suckers; pricliles sometimes hooked: Ifts. 7-9, elliptic to obovate-elliptic, dark green and shining above, thickish, often sliglitly pubescent beneath, ^4-1% in. long; stipules somewhat dilated: fls. usually
RMRDWHMT–. The elements of vegetable histology. Plant anatomy. Fig. 72.—Camera Lucida, Adjustable Mirror Type. (Bausch & Lomb.) thus permitting passage of light rays through the silvered surface to the eye. The other reflecting element is an adjustable mirror supported on a bar. Fig. 73.—Camera Lucida, Fixed Mirror Type. (Bausch & Lomb.) extending at right angles to the optic axis of the micro- scope. This mirror reflects the image of the drawing paper to the silvered surface of the glass prism, which. Please note that these images are extracted from scanned page images that may have been digit
RMRE0MR2–. South African botany. Botany. 192 SOUTH AFRICAN BOTANY Britain. Several species of Linaria occur in South Africa. Pentstemon is cultivated for its flowers and has a staminode in place of the fifth st.amen. Veronica has 2 stameas only and 4 petals. Nemesia has a spurred corolla and the upper lip is 4-cleft.—It is pecu- har to South Africa but is much cultivated in England. Halleria has a nearly regular corolla {H. lucida is the I u. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these il
RMRE05BF–. The microscope; an introduction to microscopic methods and to histology. Microscopes. CH. K] DRA WING WITH TLIE MICROSCOPE 123 inversion is a great objection, as it is necessary to similarly invert all the details added free-hand. (B ) By a camera lucida reflecting the rays of light from the draw- ing paper, etc., so that their direction when they reach the eye coin- cides with the direction of the rays from the microscope (Fig. 58, 109). In all of the camera lucidas of this group, the rays from the paper are twice reflected and no inversion appears. /. - 11 v XI J i -" l '! l «
RMRE05MJ–. The microscope and microscopical methods. Microscopes; 1896. B. Fig. 102. Fig. 103. Fig. 104. Fig. 102. Abbe Camera Lucida with the mirror at 45°, the drawing surface hori- zontal, and the microscope vertical. Axis, Axis. Axial ray from the mi- croscope and from the drawing surface. A B. Marginal rays of the field on the drawing surface, a b. Sectional view of the silvered surf ace on the upper of the tri- angular prisms composing the cubical prism (P). The silvered surface is shown as incomplete in the center, thus giving passage to the rays from the microscope. Foot. Foot or base of the mi
RMRE05M4–. The microscope and microscopical methods. Microscopes; 1896. ii4 DRA WING WITH THE MICROSCOPE. [CH. V. Fig. ioS. Fig. 107.. Fig. 106. Fig 109. Figs. 106-109. Abbe Camera Lucida in position to avoid distortion. Fig. 106. The Abbe Camera Lucida with the mirror at 350. Axis, Axis. Axial ray from the microscope and from the drawing surface. A B. Drawing surface raised toward the microscope 20°. Foot. The foot or base of the microscope. Mirror with quadrant {Q). The mirror is seen to be at an angle of 3$°. Ocular. Ocular of the microscope. P, P. Drawing pencil, and the cubical prism over the ocul
RMRDK0YR–. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Vol. I. 5. Salix serissima (Bailey) Fernald. Autumn Willow. Fig. 1455. 51. lucida serissima Bailey; Arthur, Bull. Geol. Surv. Minn. 3:19. 1887. S. serissima Fernald, Rhodora 6: 6. 1903. A shrub, up to 12° high, the bark brown or yellowish-brown, shining. Leaves oblong-lanceo- late, lanceolate or elliptic-lanceolate, mostly acute or short-acuminate at the apex,
RMRDJH61–. Elements of applied microscopy. A text-book for beginners. Microscopy. MICROMETRY /tND THE C^MER/I LUCID A. 55 posed one upon the other. Fig. 27 indicates diagram- matically the general arrangement of the mechanisni. At P, just over the eyepiece, is a cube made up of two triangular prisms of glass with a silvered surface between them pierced by a central opening. Through this opening the rays from the microscope pass, while those coming from the paper, AB, are reflected first from the swinging mirror at the side and then upward from. Fig. 26.—Camera Lucida. (After Gage.) the silvered surface
RMRE0526–. The microscope; an introduction to microscopic methods and to histology. Microscopes; 1899. ii4 DRA WING WITH THE MICROSCOPE. [CH V. Fig. 108. Fig. 107. Jr.-. Fig. 106. Fig 109. Figs. 106-109. Abbe Camera Lucida in position to avoid distortion. Fig. 106. The Abbe Camera Lucida with the mirror at 35°. Axis, Axis. Axial ray from the microscope and from the drawing surface. A B. Drawing surface raised toward the microscope 20°. Foot. The foot or base of the microscope. Mirror with quadrant (Q). The mirror is seen to be at an angle of 350. Ocular. Ocular of the microscope. P, P. Drawing pencil,
RMRDXKJA–. Familiar features of the roadside; the flowers, shrubs, birds, and insects. Natural history. 58 FAMILIAR FEATURES OP THE ROADSIDE. pointed green leaflets 'vvhich enfold the pink l^uds) are generally deciduous.* The delicate pink flowers are borne in small clusters ; they greatly vary in strength of tint. liasa Carolina is distribu- ted from Maine to Florida, and westward Minnesota and Miss- issippi.. Kosa Carolina. The dwarf wild rose {Rosa lucida), sometinies called shining rose, grows from one to five feet high, has stout stems armed with numerous more or less * Gray describes the sepals o
RMRE050P–. The microscope : an introduction to microscopic methods and to histology. Microscopes. Object-. Objeetivi Object-b Object-a FIG. 109 Fig. no Fig. 100-110. Figures showing that the size of object and image vary directly as their distance from the center of the lens. In Fig. no one can also see why.it is necessary to focus down, i. e. bring the object and objectives nearer together when the tube is lengthened. See also Fig. 66. Put the 25 mm. (1 in., C, or X 12) ocular in place of one of 37 mm. focus, and then put the camera lucida in position. Measure the size of the image with dividers and a
RMRDMRHD–. Edinburgh New Philosophical Journal. Sir John Robison's Camera Lucida. 403 ticularly calculated for the accurate representation of botani- cal specimens, which it will render in their true proportions, without trouble in adjustments. The disadvantage of the limited range of this instrument is in some measure compen- sated by the facility of its application and by its cheapness and simplicity.—I am, clear Sir, very truly yours, James Tod, Esq. John RoBlSON. Sec. Soc. Arts.. The figure represents a piece of thin plate-glass A D E F set upright on a drawing-board by means of the wooden stand- a
RMRDRY66–. Elements of applied microscopy. A text-book for beginners. Microscopy. MICROMETRY /IND THE CAMERA LUCIDA. 55 posed one upon- the other. Fig. 27 indicates diagram- matically the general arrangement of the mechanism. At P, just over the eyepiece, is a cube made up of two triangular prisms of glass with a silvered surface between them pierced by a central opening. Through this opening the rays from the microscope pass, while those coming from the paper, AB, are reflected first from the swinging mirror at the side and then upward from. Fig. 26.—Camera Lucida. (After Gage.) the silvered surface o
RMRE050B–. The microscope : an introduction to microscopic methods and to histology. Microscopes. Fig. hi. Figure shock- ing the position of the mi- croscope, the camera lucida, the eye, and the difference in size of the image depending upon the distance at which it is projected from from the eye. (a) The size at 25 cm.; (6) at35 cm., (I 17S). Fig. 112. Wollaston's camera lu- cida in position on the tipper end of the tube of the microscope. (Cut loaned by the Spencer Lens Co.). Fig. 113. Simple microscope mechanically supported by a lens holder. One may obtain the magnifying power of a simple microscop
RMRE9KTF–. Contributions from the Botanical Laboratory and the Morris Arboretum of the University of Pennsylvania, vol. 14. Botany; Botany. Fio. 3. Penetration of Polyporus schweinitzii into root tissue. Drawings made with the aid of a camera lucida. x 650. A. Hyphae in the living cells of a young root. Note the break-down in cell contents of cells * * a " in contrast with adjoining cones unaffected by the presence of the fungus. B. The direct penetration of hyphae through the heavy cortical layer of cells in a 2-year-old root. C. Heavily lignified cells from affected tissue illustrating the thick
RMREB9HP–. The conchology of Nottingham; or, A popular history of the recent land and fresh water Mollusca found in the neighborhood;. Mollusks. 69 ZoNiTEs NiTiDUS (The Shining Snail). Muller. Figures 43 and 44.. More generally known as tbe Helix lucida of Drapar- naud, Alder, Turton, Thompson Brown, and L. Pfeiffer, and as the Zonites Lucidus of Grey. Tbe pre- sent name has been adopted by Professor Forbes from tUe Helix nitida of Miiller, Jeffreys, Lamark, and C. Pfeiffer. It was added by Mr. J. E. Grey, and described, in 1821, in the •' Medical Repository." A very lucid shell, of a browish born
RMRE052H–. The microscope; an introduction to microscopic methods and to histology. Microscopes; 1899. Fig. 103. Fig. 104. Fig. 102. Fig. 102. Abbe Camera Lucida with the mirror at 45°, the drawing- surface hori- zontal, and the microscope vertical. Axis, Axis. Axial ray from the mi- croscope and from the drawing surface. A B. Marginal rays of the field on the drawing surface, a b. Sectional view of the silvered surf ace on the upper of the tri- angular prisms composing the cubical prism (P). The silvered surface is shown as incomplete in the center, thus giving passage to the rays from the microscope.
RMRE0T71–. Hydration and growth. Growth (Plants); Plants. FiQ. 7.—Longitudinal section of an agar plate dried at 70° C. without superficial shrinkage, with development of elongated spaces or cavities which are found when the film is hydrated Drawn with camera lucida by Miss C. L. Carey. X78.5 diam.. Fig. 8.—Scale designed for measuring thickness of paper and suitable for determining thickness of sections of plates of biocoUoids. Sheets of a thickness of 0.001 to 0.11 inch(=2.8 mm.) may be measured (see fig. 23 for calipers used in measuring larger objects). Isaac Harris, of Squibb & Sons' laborator
RMRE2JAN–. Elements of botany. Botany. 218 ELEMENTS OF BOTANY. 275. Microscopical Examination of Pleurococcus. — Scrape a minute quantity of Pleurococcus from a specimen on bark, place it in a drop of water on a slide, distriliuting it slightly in tlie water, lay on it a cover-glass, and examine with a power of 200 or more diameters. Sketch with the camera lucida one of the largest cells, some of inter- mediate size, and one of the smallest, beside several divisions of the stage micrometer. Note the clearly defined cell-wall of cellulose, enclosing tlie pi'otoplasmio contents, usually green throughout.
RMREXNNF–. Dreer's wholesale price list : seeds bulbs plants tools, fertilizers, insecticides, sundries, etc. Bulbs (Plants) Catalogs; Flowers Seeds Catalogs; Vegetables Seeds Catalogs; Nurseries (Horticulture) Catalogs. im,. A CORNER OF MIRROR LAKE AT THE PAN-AMKRtCAN EXPOSITION, SHOWING PLANTINGS OF OUR WATER LILIES New and Rare Hardy Nymphaeas. Eiich Andreanum Arethusa Aurora Ellisiana Fulva Gloriosa James Brydon Lucida Marliacea Rubra Punctata " Ignea Seignoureti Sulphurea Grandiflora William Doogue " Falconer lo Tender or Tropical Nymphseas. Each Per doz Capensis i8o 50 ^ 5 oc General Co
RMRDWPKJ–. Elements of botany. Botany; Botany. 220 ELEMENTS OF BOTANY. which Protocooous is growing should be put in a shallow dish, loosely covered with a pane of glass, to prevent drying up, and set in a sunny place. 1 267. Microscopical Examination of Protococcus.^ — Place a drop of water containing Protoooccus on a slide, lay on it a cover-glass, and examine with a power of 200 or more diameters. Sketch with the camera lucida several divisions of the stage micrometer alongside of one of the largest cells, some of intermediate size, and one of the smallest.^ Note the clearly defined cell wall, of ce
RMRDHFYB–. Elements of botany. Botany; Botany. 220 ELEMENTS OF BOTANY. which Protoooccus is growing should he put In a shallow dish, loosely covered with a pane of glass, to prevent drying up, and set in a sunny place. 1 267. Microscopical Examination of Protococcus.^ — Place a drop of water containing Protococcus on a slide, lay on it a cover-glass, and examine with a power 'of 200 or more diameters. Sketch with the camera lucida several divisions of the stage micrometer alongside of one of the largest cells, some of intermediate size, and one of the smallest.' Note the clearly defined cell wall, of c
RMRE2HY3–. The microscope; an introduction to microscopic methods and to histology. Microscopes. i68 DRAWING WITH A CAMERA LUCIDA [Ch. VI 100 "' U,e mia«»ope. The ™i™. must hav. i^ edg« in planea paraUel with tte edges of the drawing board also (Sg- »* 5„». Drawing ^^^M^TZl^^Jl^^-^ r.;: JS»X,To -Hhetag. Jth. drawing penc. ca„. Fig. 102. Beknhard's Drawing Board mr the Abbe Camera LucmA. (From the Catalogue of Zeiss). This drawing board can be elevated and tipped it can also be inclined, carrying the microscope with it. be seen with about equal distinctness. This may be accomplished with very low p
RMRE9K4F–. Contributions from the Hull Botanical Laboratory. Plants. BOTAMCAL GAZETTE. Fig. 43.—Semi-diagrammatic longitudinal section through primary shoot with secondary shoot and portion of mature ovule, X17; outlines of primary and secondary shoots and aril of ovule made with camera lucida, ovule inserted diagrammatically; outlines of vascular supply also made with camera; note young ovule of next season above primary axis tip (pr); 1,2,3, traces to 1st, 2d, and 3d pairs of scales, second pair of which shown in section; /, fertile scale of primary shoot; whole vascular cylinder of secondary shoot s
RMRE05AX–. The microscope; an introduction to microscopic methods and to histology. Microscopes. CH. V DRAWING WITH THE MICROSCOPE B A 127. Fig. 114. C Abbe Camera Lucida in position to avoid distortion. Fig. 114.— The Abbe Camera Lucida with the mirror at 33°. Axis, Axis. Axial ray from the microscope and from the drawing surface. A. B. Drawing surface raised toward the microscope 20°. Foot. The foot or base of the microscope. Mirror with quadrant ( 0). The mirror is seen to be at an angle of 35°. Ocular. Ocular of the Microscope. P. P. Drawing pencil and the cubical prism over the ocular. W. Wedge t
RMRDG0W2–. Laboratory work in bacteriology. Bacteriology. SIZE AND STEUCTUEB OF THE BACTERIAL CELL. 29 absent. Capsulated forms are met with most often when staining the bacteria that may be present in the fluids of the animal body. Such forms are therefore met with oc- casionally in saliva, sputum and in blood. Certain species, however, may give rise to pronounced capsules, when grown on artificial media (Fig. 5 a).. <5i ® Fig. 5. Capsulated bacteria, drawn with camera lucida, Zeiss one- twelfth and ocular 2. a—Anaerobic bacillus isolated from hiuman feces, capsules formed on glucose agar; ^—Microc
RMRDK108–. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. 594 SALICACEAE.. Vol. I. 5. Salix serissima (Bailey) Fernald. Autumn Willow. Fig. 1455. 51. lucida serissima Bailey; Arthur, Bull. Geol. Surv. Minn. 3:19. 1887. S. serissima Fernald, Rhodora 6: 6. 1903. A shrub, up to 12° high, the bark brown or yellowish-brown, shining. Leaves oblong-lanceo- late, lanceolate or elliptic-lanceolate, mostly acute or short-acumin
RMRDH6HC–. Key and flora : northern and central states . Botany. WILLOW FAMILY 49 1. S. nigra Marsh. Black Willow. A small tree with very brittle branches. Leaves elliptical or narrowly lanceolate, acute at each end, serrate, short-petioled, downy when young and becoming smooth with age, 2-3 in. long; stipules persistent or deciduous. Staminate catkins 1-2 in. long; the pistillate 2-4 in. long. Stamens 3-7, distinct; filaments soft-hairy below. Capsule twice the length of the pedicel, ovate, taper-pointed, pointed by the prominent style. Along streams and borders of marshes.* 2. S. lucida Muhl. Shining
RMREKEM3–. Our native trees and how to identify them [microform] : a popular study of their habits and their peculiarities. Trees; Arbres. WILLOW FAMILY SHINING WILLOW Sd/nv lucida. A bushy tree sometimes twenty feet in height, found on banks of strr.-ams and swamps, aith siiort trunk and ereet branches whicli form a round-lopped synunetncal head. Ranges from Newfoundland westward across the continent to tiie Rocky Mountains, southward as far as Pennsylvania and Nebraska. /.V;;-/-.Smooth, dark brown. Ihancldets smooth at first, oran<^e color and shining, later dark brown. â ' °''^"«^ IVin/er
RMRDK2HH–. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. 1768. 256. Rosa virginiana Mill, Gard. Diet, Ed. 8, no. 10. Rosa humilis Marsh. Arb. Am. 136. 1785. Rosa parviflora Ehrh. Beitr. 4: 21. 1789. Rosa lucida Ehrh. Beitr. 4: 22. 1789. Rosa humilis lucida Best, Bull. Torr. Club 14: 1887. Bushy, 6'-6° high, usually armed with slender or stout, straight or curved infrastipular spines, and more or less prickly. Stipule
RMRE7499–. A course of elementary practical histology. Histology. MICROSCOPY. 2a tion for use with a vertical tube. We recommend Zeiss's, as in Fig. 23, and in order that the drawing may be kept within reasonable limits, the drawing-paper has to be elevated. 2. Wooden Desk. This is made so as to hold the drawing-paper at an angle of 15° above the level of the stage in front of the microscope, so that the drawing once made may not have to be reduced.. I ig. 23. —Zeiss'.s camera lucida. 3. Zinc or Copper Stencil Plate. This had better be a square with sides of 11 cm., having a circle cut in it 9 cm. in d
RMRD3WH9–. Das mikroskop. Theorie, gebrauch, geschichte und gegenwärtiger zustand desselben. Microscopes. Söinmcrring'scher Spiegel. 177 solches Spiegelchen kann bei einem Mikroskope gleichwie eine Camera lucida benutzt werden. Oberhäuser hat auch hier das Princip der totalen Reflexion mit Vorthcil benutzt, und das Spiegelchen mit einem sehr kleinen rechtwin- keligen Prisma vertauscht. Es erhellt dies aus Fig. 70, wo a der Durch- FiiT. 78. Ficr. 79.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of
RMRE2J6Y–. Introduction to botany. Botany. WILLOW FAMILY 49 1. S. nigra Marsh. Black Willow. A small tree -with very brittle branches. Leaves elliptical or narrowly lanceolate, acute at each end, serrate, short-petioled, downy when young and becoming smooth with age, 2-3 in. long; stipules persistent or deciduous. Staminate catkins 1-2 in. long; the pistillate 2-4 in. long. Stamens -"-7, distinct; filaments soft-hairy below. Capsule twice the length of the pedicel, ovate, taper-pointed, pointed by the prominent style. Along streams and borders of marshes.* 2. S. lucida Muhl. Shining Willow. A larg
RMRDK28G–. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. 1768. 256. Rosa virginiana Mill, Gard. Diet, Ed. 8, no. 10. Rosa humilis Marsh. Arb. Am. 136. 1785. Rosa parviflora Ehrh. Beitr. 4: 21. 1789. Rosa lucida Ehrh. Beitr. 4: 22. 1789. Rosa humilis lucida Best, Bull. Torr. Club 14: 1887. Bushy, 6'-6° high, usually armed with slender or stout, straight or curved infrastipular spines, and more or less prickly. Stipule
RMRDTFN5–. Plants and their ways in South Africa. Botany; Botany. Fig. 339.—Nemesia. Fig. 340. — Halleria lucida^ L. BB. Corolla not saccate or spurred. Stamens — Freylinia. — Calyx 5-parted. Corolla tubular, limb spreading. Shrubs with opposite (or upper alternate), shin)-, entire leaves and panicles of orange or lilac flowers. Halleria.—Calyx cup-like, 3-5-parted. Corolla tubular, widening upwards, and shortly lobed at the tip. Stamens 4. Fruit fleshy, indehiscent. Shrubs with red flowers, hanging in clusters or single from the axils of dark glossy leaves. Zaluzianskya (Nycterinia).—Corolla tube lon
RMRE2EAB–. Plant anatomy from the standpoint of the development and functions of the tissues, and handbook of micro-technic. Plant anatomy. illustrative studies Illustrative Studies 119 I. Study longitudinal radial sections of old Aristolochia stems made into permanent mounts and double-stained in ery- throsin and iodine green or in safranin and haematoxylin; or if fresh sections are used mount them in aniline sulphate. Note )0 h.. 00 o CD o. c :> Oo j2i O D Fig. 61.—Camera-lucida drawings of equal areas of cross sections of-stems of A, hop; B, yellow poplar; C, water cress, and D, Psidium Galapage
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