petaloid

/pet-l-oid/US // ˈpɛt lˌɔɪd //UK // (ˈpɛtəˌlɔɪd) //

瓣状物,瓣膜,瓣膜类,瓣状

Definitions

adj.形容词 adjective

Lip free, deeply concave at base, narrowly constricted and somewhat jointed in the middle, the upper portion dilated and petaloid.
In Iris it is situated on a cleft on the back of the petaloid divisions of the style (fig. 103).
Sometimes, as in Canna, one of the anther-lobes becomes abortive, and a petaloid appendage is produced.
Within this petaloid perianth is a membranous one, together with a boat-shaped bracteolate body, entire.
The specimens collected were sessile and the pileus lateral, somewhat broadened at the free end, or petaloid.