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Botanical Glossary

Glossary of commonly used botanical terms and their definitions.

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termdefinitionimage
VenationThe arrangement of veins within a leaf.
VinePlants that climb by twining, tendrils, or clinging.
WeedAny plant growing where it is not wanted.
WhorledThree or more leaves or flowers arranged in a circle around a stem. whorled.jpg
WingA thin extension of a plant part, as of a branch or dry fruit.
Winter annualAn annual species that arises from seed in the summer or fall of one calendar year and completes its life cycle in the spring or summer of the following calendar year. E.g. Texas Bluebonnet, Lupinus texensis.
XylemWater-conducting tissue of vascular plants.
ZygomorphicRefers to flowers capable of division by only one plane of symmetry (bilaterally symmetric).
ZygoteA reproductive cell formed by the fusion of two gametes.
termdefinitionimage

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