Assertion: pistil's structure | /r/HasProperty | anther
Facets:
Source sentences:
text: The transfer of pollen from the male reproductive structures (the anthers) to the tip of a female reproductive structure (the pistil) of a flower in angiosperms or to the ovule in gymnosperms
text: The stamen is made of a thin vertical thread-like structure called a filament topped with a circular or oblong structure called an anther.