(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.
|
|
|
|
| | | |||
|
|
|
|
Words linked to "Pollen tube" : botany, phytology, plant part, plant structure |
Copyright © 2024 Free-Translator.com |
