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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

Umbel - A rounded or flat topped cluster of flowers on stems that radiate from the tip of the main stem. A compound umbel has smaller umbels at the ends of the radiating stems.

Tendril - A slender coiling or twining structure modified from a leaf, branch, or other organ.

Obtuse - Blunt or rounded at the tip.

Denticulate - Finely toothed.

Oblanceolate - Inversely lanceolate with top wider than bottom.

Culm - The hollow stem of grasses and bamboos.

Pistil - The seed-producing or female organ, consisting of ovary, style, and stigma; usually located in the center of the flower.

Hermaphrodite - Bisexual, having both male and female parts in the same flower.

UPL* - Upland - Nonhydrophyte. Almost never occurs in wetlands. Occurs only in the South Pacific Islands subregion.

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

Pod - A dry fruit that splits after ripening, a term applied to fruits in the Legume Family.

Entire - Said of margins without teeth or lobes.

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

Semi-evergreen - Having foliage during part of the winter or dry season or tending to be evergreen in a mild climate but deciduous in a rigorous climate.

Nut - A dry fruit with one seed and a thick hard wall.