Hemiboea crystallina, a new species of Gesneriaceae from karst regions of China and Vietnam

• DOI: 10.11646/phytotaxa.336.1.8
• Publication Date: 2018-01-25T21:55:41Z
• Authors: WEN-HONG CHEN; YA-MEI YA-MEI ZHA...; ZHEN-YU LI; QUANG-HIEU NGUYEN; TIEN-HIEP NGUYEN; YU-MIN SHUI
• Keywords: Gesneriaceae; Calyx; Eudicots; Optimal distinctiveness theory

A new species of Gesneriaceae, Hemiboea crystallina Y.M.Shui & W.H.Chen from China and Vietnam, is described illustrated. The diagnostic by the combination its inflated nodes, glabrous stem, lanceolate leaves, 4-winged involucre, margin-reflected calyx segments surface inside corolla. Among without hairy ring corolla, morphological distinctiveness most similar species, flaccida Chun ex Z.Y.Li, discussed.