Spiradiclis yuanyangensis (Rubiaceae), a new species from Yunnan, China

Spiradiclis yuanyangensis is described and illustrated from Yunnan Province in southwestern China. It is morphologically most similar to S. petrophila H. S. Lo, but differs from the latter mainly by its stem pubescent, corolla tube 4-5 mm (vs. ca. 2 mm) long, and short-styled corolla inside without a villous ring. A detailed description, line drawings and colour photographs are provided, together with notes on conservation status.

Automated summary

Spiradiclis yuanyangensis, described and illustrated from Yunnan Province in southwestern China, is morphologically similar to S. petrophila but differs in characteristics such as stem pubescence and corolla tube length. Detailed description, line drawings, color photographs, and conservation status notes are provided.