pollen

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Related to Tricolpate: Eudicots

pollen

 [pol´en]
the male fertilizing element of flowering plants.

pol·len

(pol'ĕn),
Microspores of seed plants carried by wind or insects before fertilization; important in the etiology of hay fever and other allergies.
[L. fine dust, fine flour]

pollen

/pol·len/ (pol´in) the male fertilizing element of flowering plants.

pollen

The male gametophyte of flowering plants which, once airborne, becomes a major cause of seasonal allergies.

Major allergents
Ragweed and others (e.g., feverfew).

pollen

The male gametophyte of flowering plants, a major cause of seasonal allergies; ragweed–and related henchmen–eg, feverfew, has garnered the greatest revulsion among the allergically challenged

pol·len

(pol'ĕn)
Microspores of seed plants carried by wind or insects prior to fertilization; important in the etiology of hay fever and other allergies.
[L. fine dust, fine flour]

pollen

see POLLEN GRAIN.

pol·len

(pol'ĕn)
Microspores of seed plants carried by wind or insects prior to fertilization; important in the etiology of hay fever and other allergies.
[L. fine dust, fine flour]

pollen (pol´ən),

n a fertilizing element of plants that travels in the air and produces seasonal allergic responses (type I) such as hay fever or asthma in sensitive individuals. See hypersensitivity.

pollen

the male fertilizing element of flowering plants.

pollen allergy
see canine atopy.
References in periodicals archive ?
According to pollen studies of Inceoglu and Karamustafa (1977), Crambe tataria was observed with radially symmetric, isopolar, tricolpate, subprolate pollen grains and the outline shape was elliptic in the equatorial view and circular in the polar view.
The pollen morphology of Crambe cordifolia Steven, istectate, radially symmetric, isopolar, tricolpate, prolate-spheroidal, outline is elliptic in the equatorial view and circular in the polar view.
Crambe mainly differs from these taxa with the prolate-spheroidal to subprolateshape, ornamentation only tricolpate and polar axis is 22.
Pollen tricolporate, rarely tricolpate, microechinate with small puncta to echinate, ectosexine very compact, endosexine with stout and ramified columellae.
there are adaptive reasons for advancing beyond the tricolpate toward
proportion to tricolpate types (Doyle, 1969; Hickey & Doyle, 1977;
Cenomanian, considerably after tricolpate pollen (Doyle, 1969; Hickey
Modern pollen in this family is of two types: tricolpate and
Grewipollenites Srivastava 1969 is tricolpate and has no
Pollen grains in this family are tricolpate or tricolporate (or,