. Fossil plants : for students of botany and geology . Paleobotany. XLfl] FSYGMOPHYLLTJM 87 divided by a deep median sinus into two bilobed segments and agrees closely with some species of Baiera. By some authors this species would be included in Ginkgophyllum but, as already stated in the account of the genus, the degree of dissection of the leaves is too variable and unimportant a character to be made the basis of a generic differentiation. Psygmophyllum Grasserti (Saporta). This Permian species from Lodeve^, France, agrees closely with P. fiabellatum in the size and outline of the leaves as

. Fossil plants : for students of botany and geology . Paleobotany. XLfl] FSYGMOPHYLLTJM 87 divided by a deep median sinus into two bilobed segments and agrees closely with some species of Baiera. By some authors this species would be included in Ginkgophyllum but, as already stated in the account of the genus, the degree of dissection of the leaves is too variable and unimportant a character to be made the basis of a generic differentiation. Psygmophyllum Grasserti (Saporta). This Permian species from Lodeve^, France, agrees closely with P. fiabellatum in the size and outline of the leaves as Stock Photo
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. Fossil plants : for students of botany and geology . Paleobotany. XLfl] FSYGMOPHYLLTJM 87 divided by a deep median sinus into two bilobed segments and agrees closely with some species of Baiera. By some authors this species would be included in Ginkgophyllum but, as already stated in the account of the genus, the degree of dissection of the leaves is too variable and unimportant a character to be made the basis of a generic differentiation. Psygmophyllum Grasserti (Saporta). This Permian species from Lodeve^, France, agrees closely with P. fiabellatum in the size and outline of the leaves as also in their. Fig. 669. Psygmophytlum Grasserti. (After Saporta; f nat. size.) method of attachment to the axis, but it is distinguished by the division of the lamina into linear segments (fig. 669). A species with similar leaves, from the Permian beds of the Ural mountains, is figured by Saporta as GinJcgophyllum Jcamenskianum^. Johnston* describes a species, Ginkgophyllum australejiom 'Mesozoic' rocks ' Saporta (75) p. 1018; (84) PI. 152, fig. 2. 2 Saporta and Marion (85) p. 144, fig.73, B; Saporta (82). ' Johnston (86) p. 178.. 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.. Seward, A. C. (Albert Charles), 1863-1941. Cambridge : University Press

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