Assertion: angiosperm's flower | /r/HasAspect | bilateral symmetry
Facets:
Source sentences:
text: When at least one petal of the corolla is different, the flower has bilateral symmetry and is called irregular or zygomorphic (e.g., violets, Viola; Violaceae [see photograph]).
text: An irregular flower has bilateral symmetry, and is also known as a zygomorphic flower.