pollen tube
pollen tube · pollen tubes
Pollenschlauch
The tube that develops from the wall of a pollen grain and, in seed plants, provides a…The tube that develops from the wall of a pollen grain and, in seed plants, provides a passage through which the male nuclei reach the embryo sac to effect fertilization.
» The pollen tube grows down the style to reach the ovary during fertilization.
rul · Tatoeba · CC BY 2.0 FRMeaning
1 sensesThe tube that develops from the wall of a pollen grain and, in seed plants, provides a passage through which the male nuclei reach the embryo sac to effect fertilization.
Pollenschlauch
More definitions
- (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
Examples
1 sentencesThe pollen tube grows down the style to reach the ovary during fertilization.
Translations
5 languagesDeutsch
By meaning 1
tube that develops from a pollen grain:
Forms
plural: pollen tubes| Singular | pollen tube |
|---|---|
| Plural | pollen tubes |
regular