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Pollinium

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Definition

noun, plural: pollinia

A mass of coherent pollen grains, as in the flowers of orchids and milkweeds (Asclepiadoideae).


Supplement

Pollinia are produced by only one anther but are transferred during pollination as a single unit.


Word origin: New Latin, from pollen, pollin-, pollen.

See also: pollen, anther cap.