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Glossary of commonly used botanical terms and their definitions. Use the search bar below to look up a botanical term.
15 Random Botanical Terms
Reniform - Kidney-shaped.
UPL* - Upland - Nonhydrophyte. Almost never occurs in wetlands. Occurs only in the South Pacific Islands subregion.
Ovary - The basal part of the pistil, bearing the ovules, which later develop into seeds. See also Inferior ovary; Superior ovary.
AW - Arid West - NWPL Region
Alternate - Placed singly at different heights on the stem; not opposite or whorled.
Monoecious - A plant or plant species producing male and female reproductive structures on the same plant but on separate flowers.
OBL - Obligate - Hydrophyte. Almost always occurs in wetlands.
Rhizome - A horizontal underground stem.
FNA - Flora of North America.
Pistil - The seed-producing or female organ, consisting of ovary, style, and stigma; usually located in the center of the flower.
Venation - The arrangement of veins within a leaf.
Corm - A short, fleshy underground stem, broader than high, producing stems from the base and leaves and flower stems from the top.
Acaulescent - Without a distinct stem.
Elliptic - Shaped like an ellipse, resembling a flattened circle.
Ray - The outer irregular flowers in the heads of many Compositae (Sunflower Family). Each has a single, tongue-shaped corolla.