Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun pollen_tube

1 sense of pollen tube

Sense 1
pollen tube -- ((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)
       => plant part, plant structure -- (any part of a plant or fungus)