Assertion: angiosperm's flower | /r/HasAspect | four main parts
Facets:
Source sentences:
text: A typical flower has four main parts, or whorls: the calyx ( sepals ), corolla (petals), androecium (male reproductive structure), and gynoecium (female reproductive structure).
text: A typical flower has four main parts, or whorls: the calyx, corolla, androecium, and gynoecium.