Engelsk navneord: pollen tube | |||
1. | pollen tube (om plante) (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 | ||
Mindre specifikke termer | plant part, plant structure | ||
Overordnet emneområde | botany, phytology | ||