Glossary: General botanical term

Purdue Arboretum botanical terminology reference and learning database.

368 Botanical Definitions 10 Categories A–Z Alphabetical Index Illustrated Growth Forms
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General botanical term

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Illustrated Growth Forms & Tree Silhouettes

Compare visual architectures: fastigiate, columnar, weeping, spreading, and more.

Fastigiate Columnar Pendulous / Weeping
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Showing 162 definitions
Synonyms: Awned, Awneds, Awns

Awn A narrow bristle-like appendage, usually at the tip or dorsal surface. Did you know? Some grass awns twist and untwist with humidity changes, helping drill the seed into the soil.

Synonyms: Barbellates

Barbellate With short stiff hairs or barbs. This feature helps describe plant form, function, or identification. Did you know? Burdock burrs have tiny hook-like barbs; their clingy design inspired the invention of Velcro.

Synonyms: Beardeds

Bearded Bearing one or more tufts of long hairs. This feature helps describe plant form, function, or identification. Did you know? The fuzzy “beard” on a bearded iris helps guide pollinators toward the flower center.

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