Petrocosmea xanthomaculata G.Q.Gou et X.Y.Wang,a New Species of the Genus Petrocosmea Oliv.

Abstract

Petrocosmea xanthomaculata G.Q.Gou et X.Y.Wang,a new species of Petrocosmea Oliv.,Gesneriaceae from Guizhou,China,is described.This species is similar to P.cavaleriei Levl.,but differs by more 20-40 leaves,cordate leaves,white corolla with obvious yellow stripe between the lobe,small bracts with a length of about 1mm long,and style ,except the upper part with densely unfolded long white pubescence.