Botanical Glossary


Definition: A pendent, more or less flexible, spike-like inflorescence with numerous small flowers, typically of only one sex (unisexual), lacking petals and subtended by scaly bracts, as in willows (Salix) and birches (Betula); catkins are often wind pollinated and fall as a unit after flowering or fruiting.
Scope: Inflorescence
Last Updated: 2020-01-01

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