Microtoena patchoulii

Microtoena patchoulii (Clarke ex Hook. f.) C. Y. Wu & S. J Hsuan.
Engl.: Chinese patchouli, khasia patchouli.
TCM: guan chun hua.
Bot. syn.: Gomphostemma insuave Hance, Microtaena insuavis (Hance) Prain ex Dunn, Microtoena cymosa Prain, Plectranthus patchoulii Clarke ex Hook. f.