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n. pl. pol·lin·i·a (-ē-ə)
A coherent mass of pollen grains typically transferred as a unit during pollination, found in the flowers of certain plants such as orchids and milkweeds.

[New Latin, from pollen, pollin-, pollen; see pollinate.]


n, pl -ia (-ɪə)
(Botany) a mass of cohering pollen grains, produced by plants such as orchids and transported as a whole during pollination
[C19: New Latin; see pollen]


(pəˈlɪn i əm)

n., pl. -lin•i•a (-ˈlɪn i ə)
an agglutinated mass of pollen grains, characteristic of plants of the orchid and milkweed families.
[1860–65; < New Latin pollin-, s. of pollen pollen]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pollinium - a coherent mass of pollen grains (as in orchids)
pollen - the fine spores that contain male gametes and that are borne by an anther in a flowering plant
References in periodicals archive ?
In addition, Rhabdadenia is atypical in having monads instead of the typical pollinia in the family (Straub et al.
Orbicules have not been observed in taxa with viscin threads, elastoviscin, massulae or compact pollinia (Pacini, 1997).
Pollinia praemorsa Nees ex Steud = Polytrias amaura (Buse) Kuntze
Effects of pollinia removal and insertion on flower longevity in Chloraea alpina (Orchidaceae).
nodosa it was observed the great dominance of male (pollinia removal) over the female success (deposition of pollinia on the stigmatic cavity) (SCHEMSKE, 1980).
Pollinia are an efficient way to deliver this amount of pollen (Darwin, 1862).
Sequentially, the pollinia of the orchid are attached on the mouthparts of the cricket and the animals reliably transport the pollen to conspecific orchids indicated by the high percentage of fruit set (Micheneau et al.
The prairie fringed orchid's flowers are fragrant only at night, and pollinia are picked up by the proboscises of hawkmoths as they ingest nectar.
They agreed to exempt the following from CITES permitting requirements: seeds; pollinia (the encapsulated pollen of orchids); tissue cultures and flasked seedlings; cut flowers of artificially propagated plants; and, for Vanilla species, fruits, parts, and derivatives from artificially propagated plants.
On multi-flowered plants, large inflorescence size could result in increasing pollinia removal (Sutherland 1986, Rodriguez-Robles et al.
plebeja was the only moth collected to have orchid pollinia on its body.