Category: B
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Bracteate
Subtended by, or beset with, bracts. Bearing many small leaf-like structures or bracts. Small leaf situated at the base of the flower or on its stem.
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Bract
A modified and specialized leaf in the inflorescence, standing below partial peduncles, pedicels or flowers. Any more or less reduced or modified leaf associated with a flower or an inflorescence that is not part of the flower itself. A leaf-like structure, usually different in form from the normal leaves, associated with the inflorescence. Modified leaf;…
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Brackish
Water of some salinity, but of less salinity than sea water. Coastal tidal water that is somewhat salty, but not as salty as seawater.
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Brachystylous
(In heterostylous flowers) the shortstyled morph.
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Brachyblast
Short shoot of limited growth (e.g. a spur shoot), usually borne on a long main axis; also a short shoot with persistent successive pairs of stipules and thus appearing thatched.
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Brachiate
With paired branches, those of a pair widely spreading, and at right angles to the next pair.
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Botuliform
Sausage-shaped, long and cylindrical and curved inwards at both ends.
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Botryoidal
Like a cluster of grapes.
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Bostryx
Spiral cymose inflorescence in the shape of a ringlet, i.e. in three dimensions, with the lateral branches developing from the same side and in the same plane as the coil.
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Boss
Knob or knob-shaped protuberance, usually on root, trunk or branch. A round circumscribed swelling or growth (e.g., a tumor) that becomes large enough to produce swelling.