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Glossary of commonly used botanical terms and their definitions. Use the search bar below to look up a botanical term.

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15 Random Botanical Terms

Bristly - Having stiff, rigid, rather thick hairs on the surface of stems or leaves.

Oval - Having the general form, shape, or outline of an egg; egg-shaped.

Style - The stalk-like part of the pistil, connecting the ovary and the stigma.

Palmately compound - Leaflets radiating from one point, resembling a hand with the fingers spread. Leaves may also be palmately lobed or have palmate venation.

Peduncle - The stalk of a solitary flower or of a cluster of flowers.

Petiole - A leaf stem.

Diurnal - Open during the day and closed at night.

Decumbent - Lying on the ground but having an ascending tip.

Oblique - Leaf shows asymmetry at the base.

Scape - A naked flower stem rising from the ground.

Aristate - Ending in a stiff, bristle-like point.

Ray - The outer irregular flowers in the heads of many Compositae (Sunflower Family). Each has a single, tongue-shaped corolla.

UPL - Upland - Nonhydrophyte. Almost never occurs in wetlands.

EMP - Eastern Mountains and Piedmont - NWPL Region

Areole - A spot in the form of a pit or a raised area on the surface of a cactus through which spines or other structures grow.