Submitted by admin on Mon, 04/28/2014 - 19:03
definition:
A fine powdery substance, typically yellow, consisting of microscopic grains discharged from the male part of a flower or from a male cone
sentence:
The bees visited flowers in search of pollen, adopting a supine posture as they entered the corolla tube.
The stigmas were then pollinated with pollen from a flower.
difficulty:
medium
toefl frequency:
2
toefl classification: