Chiritopsis hezhouensis (Gesneriaceae) from Karst Caves in Guangxi, China

Chiritopsis hezhouensis W. H. Wu & W. B. Xu, a new species of Gesneriaceae from karst caves in Guangxi, China, is described and illustrated. The new species is similar to C. glandulosa D. Fang, L. Zeng et D. H. Qin in the leaf shape, but differs in leaf, peduncle and pedicel glandular-pubescent, bracts lanceolate, appressed glandular-pubescent, flowers congested, calyx 2.5-3 × ca. 1 mm, outside puberulent and sparsely glandular-puberulent, corolla 3-5 mm long, glabrous, constricted at the mouth, limb retrocurved, indistinctly 2-lipped, stamens, pistil and disc glabrous.