Assertion: orchid's petal | /r/CapableOf | call labellum
Facets:
Source sentences:
text: They also share some other floral characteristics, including (usually) a highly modified petal called a lip, or labellum.
text: The medial petal, called the labellum or lip (6), which is always modified and enlarged, is actually the upper medial petal; however, as the flower develops, the inferior ovary (7) or the pedicel usually rotates 180°, so that the labellum arrives at the lower part of the flower, thus becoming suitable to form a platform for pollinators.