Category: P
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Polyandrous
With many stamens. Many-stamened, more than twenty.
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Polyadelphous
With stamens united in three or more bundles. When stamens are united by their filaments.
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Polyad
(Of pollen) group of more than four pollen grains.
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Pollinium (plural pollinia)
Pollen-grains cohering into a single group and distributed as such (e.g. in derived subfamilies of Apocynaceae and Orchidaceae). The waxy body of pollen produced in the milk weed family. A tightly-bound cluster of pollen grains that is distributed as one unit, as in some Apocynaceae and Orchidaceae. A sticky mass of pollen grains cohering together…
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Polliniferous
Bearing pollen.
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Pollinator
Agent effecting the pollination.
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Pollination
The transfer of pollen from anther to stigma. The act of transference of pollen between flowers. The transfer of pollen by wind or insects from anther to stigma in flowering plants or from male cone to female cone in coniferous plants to start the process of fertilizing the ovules. The transfer of pollen, often facilitated…
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Pollinarium
(Of asclepioid or orchid flowers) the complete set of pollinia from one or more anthers; (In some more derived subfamilies of Apocynaceae) complete set of pollinia plus the corpusculum and translator arms; (In orchids) viscidium, or viscidium and stipe, or the whole structure of pollinia, caudicles, stipes etc.; when there are two viscidia, each half…
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Pollen-sac
The stamen-chamber in which pollen is formed.
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Pollen-mass
Pollen-grains cohering into a single body (pollinium). Applied when the grains cohere into a mass.