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.
The stigmas were then pollinated with pollen from a flower.
difficulty
medium
toefl frequency
2
toefl classification