Category: B
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Bloom
Fragile, powdery surface layer (e.g. the waxy bloom of a plum). A flower; also a whitish, waxy covering on fruits and other plant structures. A white waxy coating, such as that found on the surface of some fruits; also, a flower or blossom. White, powderlike coating. A general term for a flower, much used in…
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Blind veinlet
Within a network of veinlets, those that run into an areole but end without connecting to others.
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Blastochorous
Propagating by offshoots or runners; term apparently only used in Germany.
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Bladder
A hollow membranous appendage on Utricularia roots, to trap insects. The organ that stores urine. The hollow, muscular organ situated in the lower abdomen and protected by the pelvis holds urine until it is excreted. A musculomembranous sac serving to collect and store urine. Any sac in the body, especially the sac where the urine…
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Bivalved
With two valves.
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Biturbinate
3-dimensional shape, widest in middle, and tapering/conical towards both ends [obscure term].
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Bithecate
(Of anthers) with two cells or chambers.
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Biternate
Compound ternate, the ternate divisions themselves divided into threes. A compound leaf divided in threes, whose leaflets are in tum divided in pairs. The principal divisions three, each bearing three leaflets.
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Bitegmic
Of an ovule, with two integuments.
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Bisulcate
With two grooves.