Botanical Words Alphabetical List - BI
BIENNIAL: A plant that needs two seasons of growth to produce flowers and fruit. It produces leaves the first year and blossoms, bears fruit, goes to seed and dies the next.
BIFARIOUS: Divided into two parts and pointing in two ways, or arranged in two opposite rows, as leaves that grow only on opposite sides of a branch.
BIFID: Divided into two equal lobes or parts by a space in the center; forked, like a snake's tongue; divided in two by a deep cleft.
BIFOLIATE: Having two leaves.
BIFOLIOLATE: Having two leaflets as in a compound leaf.
BIFOLLICULAR: Having two seed cases, or twin pods, especially in milkweed (Asclepias).
BIFORATE: Having two pores or perforations. Also biforous.
BILABIATE: Possessing or having the appearance of two lips; the two-lipped center of a flower. (An example is the flowers of Salvia.)
BILOBATE: Having or divided into two lobes, as a bilobate leaf.
BILOCULAR: Divided into two cell, as in a walnut.
BINATE: Being double or in couples; growing in pairs; having only two leaflets to a group.
BIODYANMIC: Having to do with the dynamic relation between organisms and their environments.
BIOTA: The plant and animal life of a region or period.
BIOTYPE: All the plants in a specific group, all of which resemble one another in some specific way.
BIPINNATE: Twice pinnate; doubly divided leaf.
BIPLICATE: Doubly folded; twice folded together, transversely, as the first new leaves that sprout from a bean.
BIRAMOUS: Possessing two branches; dividing into two branches.
BIRD NETTING: Nylon or plastic mesh used as a drape to keep birds out of fruit trees, berry patches, or vegetable gardens. Smaller mesh netting can be placed right over strawberries, raspberries, and corn; larger mesh netting may be draped over trees, bushes, grapes, or over a supporting structure.
BIRIMOSE: Opening by two slits, as the anthers of most plants.
BISETOSE: Having two bristles.
BISEXUAL: A flower containing both male and female organs.
BISPINOUS: Having two spines.
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