| pollen tube n. The slender tube formed by the pollen grain that penetrates an ovule and releases the male gametes. |
pollen tube
n
(Life Sciences & Allied Applications / Botany) a hollow tubular outgrowth that develops from a pollen grain after pollination, grows down the style to the ovule, and conveys male gametes to the egg cell
| pollen tube The slender tube that is formed after pollination by division of the tube cell in a pollen grain. The pollen tube penetrates the ovule and releases the male gametes. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 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 ovuleplant part, plant structure - any part of a plant or fungus |
How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content.
| ?Page tools | ||
|---|---|---|
|