Glossary: Flower / inflorescence morphology

Purdue Arboretum botanical terminology reference and learning database.

368 Botanical Definitions 10 Categories A–Z Alphabetical Index Illustrated Growth Forms
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Flower / inflorescence morphology

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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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Letter: B Showing definitions beginning with this letter.
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Synonyms: Bractate, Bractates, Bracteate, Bracteates, Bracteole, Bracteoles, Bracts, Epicalyx, Epicalyxes, Involucel, Involucels, Involucral, Involucrals, Involucre, Involucres, Phyllaries, phyllaries, Phyllary

Bract A modified leaf, which is part of a flower cluster, or which surrounds a flower. Did you know? The bright red “petals” of a poinsettia are actually bracts. The true flowers are the tiny yellow structures in the center.

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