Category: B
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Bisexual
Having both sexes in the same flower, or in the same inflorescence. Having both sexual reproductive structures (male and female) produced on the same plant. With two sexes in the same inflorescence or flower. Of a flower, with both male (stamens) and female (carpels) parts in the same flower. Having both sexual reproductive structures (male…
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Biserrate
(Of leaf margins) serrate, but with alternating teeth of two different sizes; or when large serrations are themselves serrate. Doubly serrate.
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Biseriate
In two series or whorls; (Of hairs) with two parallel and adjacent rows of cells.
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Bisegmented
Partly divided in two.
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Bisect, bisected
Divided into two equal parts.
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Biscoctiform
Oblong and slightly constricted in the middle [unusual term].
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Bisanthelate
(In Cyperaceae) inflorescence branched to two orders, roughly funnel-shaped.
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Birostrate
With two beak-like extensions.
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Biramous
(Of hairs) with two equal or unequal branches. Consisting of or possessing two branches.
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Bipinnatisect, 2-pinnatisect
When divisions of a pinnatisect leaf are themselves pinnatifid or pinnatisect.