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pollen Idioms & Phrases


pollen count

  • noun the number of pollen grains (usually ragweed) in a standard volume of air over a twenty-four hour period and a specified time and place
WordNet

Pollen grain

  • (Bot.), a particle or call of pollen.
Webster 1913

Pollen mass

  • a pollinium. Gray.
Webster 1913

Pollen sac

  • a compartment of an anther containing pollen, usually there are four in each anther.
Webster 1913

Pollen tube

  • noun (botany) a slender tubular outgrowth from a pollen grain when deposited on the stigma for a flower; it penetrates the style and conveys the male gametes to the ovule
WordNet
  • a slender tube which issues from the pollen grain on its contact with the stigma, which it penetrates, thus conveying, it is supposed, the fecundating matter of the grain to the ovule.
Webster 1913

ragweed pollen

  • noun pollen of the ragweed plant is a common allergen
WordNet