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Botanical Glossary

Glossary of commonly used botanical terms and their definitions.

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AsymmetricLacking symmetry, e.g., the two halves of a leaf blade not alike.
AttenuateA tapering leaf base with concave margins that form an angle less than 45 degrees.
AWArid West - NWPL Region
AxilThe upper angle between two structures or organs, as where a leaf or branch joins the stem.
AxillaryGrowing from an axil.
BarkTough outer covering of trunks or stems of trees, shrubs, and vines.
Basal leavesThe leaves that are concentrated near the base of the main stem.
BeardA tuft or line of hairs, as on certain petals.
BerryA fleshy, indehiscent fruit with few to many seeds.
BiennialA plant that takes two years to complete the flowering cycle. Typically it grows vegetatively the first year and flowers and fruits during the second year before dying.
termdefinitionimage

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