Engelsk definition
A growth from a pollen grain down into the flower style which allows two sperm to pass, one to the ovum within the ovule, and the other to the central cell of the ovule to produce endosperm of SEEDS.
Pollen Tube
Pollentub
Svenska synonymer
Inga svenska synonymer finns.
Engelska synonymer
Pollen Tubes — Tube, Pollen — Tubes, Pollen