RMDGT8JR–Italian Alder, Alnus cordata catkins in spring, with male and female cones. Naturalised in UK, from Italy.
RMBF582G–Hazel (Corylus avellana). Catkins; male and female flowers.
RF2J3YC57–Male and Female Catkins Together on a Hazel Tree (Corylus Avellana) in Spring in the UK
RM2EAAARG–Hazel, Corylus avellana, in flower in early spring - male catkins and red female flowers.
RM2FNMMKT–Male catkins of silver birch (Betula pendula) open and matire with young leaves and female catkins developing, Berkshire, March
RMEBNM47–Common hazel (Corylus avellana), male and female inflorescence, Germany, Bavaria
RM2FNMMKH–Male catkins of silver birch (Betula pendula) open and matire with young leaves and female catkins developing, Berkshire, March
RFKH5HJ2–Male and female flowers, catkins, of alder (Alnus glutinosa) in autumn. They both appear on the same tree, monoecious, and open in spring. Bowling Gre
RF2ETKD9Y–Catkins in spring, new female inflorescences and both new and old female, mature cone-like flowers of European black alder
RFKH5HDT–Male and female flowers, catkins, of alder (Alnus glutinosa) in autumn. They both appear on the same tree, monoecious, and open in spring. Bowling Gre
RMEJ3476–Black Alder / European Alder / Common Alder (Alnus glutinosa) male catkins and female inflorescences on white in spring
RFKH5HKY–Male flowers, catkins, of alder (Alnus glutinosa) in autumn. Male and female flowers both appear on the same tree, monoecious, and open in spring. Bo
RF2EWKX6T–Hazel with female blossoms and male catkin
RF2RGB1GN–Small branch of black alder Alnus glutinosa with male catkins and female red flowers. Blooming alder in spring beautiful natural background with clear
RMF6K0EA–Male catkins, budding female cones, and unfurling leaves on a Speckled Alder (Alnus incana), Acadia National Park, Maine.
RF2J38F0P–Male and female hazel catkins closeup, macro.
RMBYWKT1–Grey Willow (Salix cinerea agg.), male catkin
RFRTB7AR–Common hazel tree twig with male and female catkins isolated on white background. Corylus avellana, monoecious plant.
RF2PJ04C6–Small branch of black alder Alnus glutinosa with male catkins and female red flowers. Blooming alder in spring beautiful natural background with clear
RF2PP6TK5–Alder (alnus glutinosa), close up of a cluster of male catkins with the small red female flowers above them on the branch.
RF2PJ047A–Small branch of black alder Alnus glutinosa with male catkins and female red flowers. Blooming alder in spring beautiful natural background with clear
RF2RA0HNF–Macro of female willow flower on a tree branch in spring
RM2EAAAE5–Hazel, Corylus avellana, in flower in early spring - male catkins and red female flowers.
RM2RA8N75–Goat willow (Salix caprea), female willow catkin, North Rhine-Westphalia, Germany
RMB112FE–Hazel tree Corylus avellana showing red female flower and male catkin in early spring
RM2FNMMKJ–Male catkins of silver birch (Betula pendula) open and matire with young leaves and female catkins developing, Berkshire, March
RF2R9WTKX–A woman is holding a willow branch in her hand and looking a catkin at the beginning of spring
RF2ETKD7G–Male catkins and small female flowers of European black alder in spring
RM2K5139P–Hazel; Corylus avellana; flower with catkins; spring; Cornwall
RMEJ3473–Black Alder / European Alder / Common Alder (Alnus glutinosa) male catkins and female inflorescences on white in spring
RFKH5HNB–Male flowers, catkins, of alder (Alnus glutinosa) in autumn. Male and female flowers both appear on the same tree, monoecious, and open in spring. Bo
RF2EWKX4C–Hazel with female blossoms and male catkin
RMBEN0M7–Female and male catkins of Alder (Alnus sp.), Belgium
RMF6K0DH–Male catkins, budding female cones, and unfurling leaves on a Speckled Alder (Alnus incana), Acadia National Park, Maine.
RMM525MG–Common hazel (Corylus avellana) close up of female catkin concealed in bud with only the red styles visible against blue sky
RMBHMGYG–Grey Willow (Salix cinerea agg.), male catkin
RMBJ14H7–Common Hazel Tree Catkins, Corylus avellana, Betulaceae. Male Catkins with Red Female Flower.
RMB7HH8R–Common Hazel (Corylus avellana) male catkins and female flower
RF2PP6TG4–Alder (alnus glutinosa), close up of a cluster of male catkins with the small red female flowers above them on the branch shot against a blue sky.
RF2PNC5PJ–Small branch of black alder Alnus glutinosa with male catkins and female red flowers. Blooming alder in spring beautiful natural background with clear
RF2J1KTJP–Hazel or Cob Nut (corylus avellana), close up of the male catkins blowing in a gentle breeze with the tiny red female flowers dotted between them.
RM2EAAAW3–Hazel, Corylus avellana, in flower in early spring - male catkins and red female flowers.
RF2HWDCJR–Silver birch tree (Betula pendula) branch with green leaves and female and male catkins. Selective focus and shallow depth of field.
RM2EAAA56–Hazel, Corylus avellana, in flower in early spring - male catkins and red female flowers.
RM2FNMMKM–Male catkins of silver birch (Betula pendula) open and matire with young leaves and female catkins developing, Berkshire, March
RF2R9WTKJ–A woman is holding a willow branch in her hand and looking a catkin at the beginning of spring
RMMFP207–Dusting of snow on male catkins and immature female flowers of an alder, Alnus glutinosa, tree in late winter, March
RMB112GK–Hazel tree Corylus avellana showing red female flower and male catkin in early spring
RMB9D3JG–Close up catkins of Hazel Corylus avellana with the female flowers, Wales, UK.
RF2ATX9J2–Catkins containing the male flowers of the Hazelnut tree - Corylus in a spring sunshine.
RF2EWKXAN–Hazel with female blossoms and male catkin
RF2ATX9GN–Catkins containing the male flowers of the Hazelnut tree - Corylus in a spring sunshine.
RF2EWKX28–Hazel with female blossoms and male catkin
RMF6K0WP–Last year's female cones, with male catkins in the background, on a Speckled Alder (Alnus incana), Acadia National Park, Maine.
RMM525EH–Common hazel (Corylus avellana) close up of female catkin concealed in bud with only the red styles visible against blue sky
RMBJ14J1–Common Hazel Tree Catkins, Corylus avellana, Betulaceae. Male Catkins with Red Female Flower.
RMM3W35F–Common hazel (Corylus avellana) close up of female catkin concealed in bud with only the red styles visible against blue sky
RF2ATX9F4–Catkins containing the male flowers of the Hazelnut tree - Corylus in a spring sunshine.
RF2WXRJ1T–Small branch of black alder Alnus glutinosa with male catkins and female red flowers. Blooming alder in spring beautiful natural background with clear
RF2J52N8B–English Walnut Tree, Juglans regia, flowering with the male, female catkin on a sunny spring afternoon, walnut tree UK, Juglans regia
RMRD1DXY–The tiny red female flowers of the hazel, Corylus avellana, that are visible in early spring. These flowers untimately form the hazel nuts. Pollen gra
RF2HWDCRJ–Silver birch tree (Betula pendula) branch with green leaves and female and male catkins. Selective focus and shallow depth of field.
RM2EAAA5X–Hazel, Corylus avellana, in flower in early spring - male catkins and red female flowers.
RMRYDKPF–Male pollen bearing catkins and last year's female cones on a alder tree Alnus glutinosa in early spring Somerset UK
RM2EAABWP–Hazel, Corylus avellana, in flower in early spring - red female flowers, with male catkins behind.
RMMFP23R–Dusting of snow on male catkins and immature female flowers of an alder, Alnus glutinosa, tree in late winter, March
RF2R9WTKA–A woman is holding a willow branch in her hand and looking a catkin at the beginning of spring
RMB114YG–Hazel tree Corylus avellana showing red female flower and male catkin in early spring
RM2RDTAY8–Hazelnut, female flower, common hazel (Corylus avellana), hazel catkin, Germany
RF2PDD1DR–Close up of alder tree catkins in spring
RM2B0K107–SEASONS, BIRCH TREE IN SPRING WITH MALE (YELLOWISH, HANGING) & FEMALE (GREENISH,UPRIGHT) CATKINS
RF2EWKX18–Hazel with female blossoms and male catkin
RMEBKG9K–grey alder, hoary alder, speckled alder (Alnus incana), with mal and female inflorescences, Norway, Troms
RMC4KM14–Hazel catkins showing both male and female flowers.
RMBJ14E5–Common Hazel Tree Catkins, Corylus avellana, Betulaceae. Male Catkins with Red Female Flower.
RMM3W35W–Common hazel (Corylus avellana) close up of female catkin concealed in bud with only the red styles visible against white background
RF2ATX9FP–Catkins containing the male flowers of the Hazelnut tree - Corylus in a spring sunshine.
RF2RY6ANT–Small branch of black alder Alnus glutinosa with male catkins and female red flowers. Blooming alder in spring beautiful natural background with clear
RF2J52N8F–English Walnut Tree, Juglans regia, flowering with the male, female catkin on a sunny spring afternoon, walnut tree UK, Juglans regia
RMRD1DX6–The tiny red female flowers of the hazel, Corylus avellana, that are visible in early spring. These flowers untimately form the hazel nuts. Pollen gra
RF2F4GMER–Alder (alnus glutinosa), close up showing the large male catkins in flower and the smaller pinkish female flowers which produce the trees seed cones.
RF2PA93NX–Snowfall in spring. Young male catkins of Corylus avellana, Common hazel on the branches of tree near Female flower.
RF2H651R7–Spring flowers male catkins of Common hazel Corylus avellana similar to earrings and small red female flowers on tree branch in sunlight, spring backg
RM2EAABGR–Hazel, Corylus avellana, in flower in early spring - red female flowers, with male catkins behind.
RMMFP21W–Dusting of snow on male catkins and immature female flowers of an alder, Alnus glutinosa, tree in late winter, March
RF2HKF8JK–Red female flowers with male catkins of the Hazel tree, Corylus avellana
RMFJ1EKE–Corylus avellana. Hazel plant. Male and Female flowers. Fruit tree.
RF2HKF8KF–Close up of a group of three red female flowers and male catkins of the Hazel tree, Corylus avellana
RM2PF51K4–Common common hazel (Corylus avellana) Close-up of female flower with red stigma and male catkin, Dorset, England, United Kingdom
RF2HKF8K2–Close up of a group of three red female flowers and male catkins of the Hazel tree, Corylus avellana
RF2ATF2C0–Yellow Hazel tree Corylus avellana male catkins with pink female flower styles visible from buds
RMEBKG9F–grey alder, hoary alder, speckled alder (Alnus incana), with mal and female inflorescences, Norway, Tromsoe
RF2ARHXDN–A small hazel branch showing large yellow and pink male catkins and tiny bright pink female flowers
RMBJ14BE–Common Hazel Tree Catkins, Corylus avellana, Betulaceae. Male Catkins.
RMCP07HP–common birch, silver birch, European white birch, white birch (Betula pendula, Betula alba), male and female inflorescences, Germany
RF2ATX9EY–Catkins containing the male flowers of the Hazelnut tree - Corylus in a spring sunshine.
RF2PNC5RE–Small branch of black alder Alnus glutinosa with male catkins and female red flowers. Blooming alder in spring beautiful natural background with clear
RF2ATX9G7–Catkins containing the male flowers of the Hazelnut tree - Corylus in a spring sunshine.
RF2PJ03W7–Small branch of black alder Alnus glutinosa with male catkins and female red flowers. Blooming alder in spring beautiful natural background with clear
RF2J52N8J–English Walnut Tree, Juglans regia, flowering with the male, female catkin on a sunny spring afternoon, walnut tree UK, Juglans regia
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