圆茎耳草 yuan jing er cao

Hedyotis burmanniana Wight & Arnott (1834), not Schultes (1827); H. pseudocorymbosa Bakhuizen f.; Oldenlandia pseudocorymbosa (Bakhuizen f.) Raizada.

Stems terete to flattened, farinose puberulent throughout. Fl. and fr. almost year-round.

● Ridges of farmlands, humid open fields. S and SW China.

This variety may correspond to Hedyotis diffusa as circumscribed by Sivarajan and Biju (loc. cit.) and to H. pseudocorymbosa as circumscribed by some other authors (e.g., Bakhuizen f., Fl. Java 2: 286. 1965; Dutta & Deb, loc. cit.).