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20 Cards in this Set
- Front
- Back
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adnate |
fusing of two different organs e.g. anthers to the filament |
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axillary bud |
a bud developing in the axil of a leaf from a node becoming a new stem |
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bract |
small, sessile, leaf-like organ on flower stem e.g. the papery bractswhich first encase the ramsons inflorescence (Allium ursinum) |
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bracteole, bractlet |
a secondary bract on flower stem i.e. any bract that arises on a pedicel instead of subtending it |
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cataphyll |
vestigial leaf at base of a stem |
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cotyledon |
seed leaf |
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cladode |
green leaf-like lateral organ or shoot |
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dicotyledon |
flowering plant with two cotyledons |
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hyaline |
thin and translucent e.g. sphagnum moss cells and the entire hyaline margin leaves of meadow saffron (Colchicum autumnale) |
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lamina |
a leaf blade - a simple leaf has an undivided blade, a compound leaf has a fully subdivided blade, each leaflet of the blade being separated along a main or secondary vein |
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midrib |
central vein of a leaf |
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monocotyledon |
flowering plant with one cotyledon |
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obvolute |
of leaves in bud, half leaf wrapped around another |
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ochrea |
sheath surrounding stem formed from 2 fused stipules |
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petiole |
stalk by which a leaf is attached to a stem; leafstalk |
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phyllode |
flattened petiole functioning as a leaf e.g. acacia |
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reflexed |
bent back |
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scale (squama) |
small, thin, leaf-like structure e.g. the protective leaves that cover a bud or the bract that subtends a flower |
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stipule |
a leafy outgrowth at the base of the petiole |
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tendril |
twining, thread-like modified leaf or stem commonly coiling at the apex |
