细叶亚婆潮 xi ye ya po chao

Stems at least when young longitudinally sulcate, villosulous to pilosulous and sometimes also hirsute to pilose inside grooves. Leaf blade ovate to lanceolate, elliptic, or elliptic-oblong, 1.2-3 × 0.4-1.4 cm; secondary veins 2-4 pairs; stipules entire and acute to aristate or sometimes with 2 setose lobes to 2 mm. Inflorescences subcapitate to congested-cymose, 2-7-flowered in each node; pedicels to 3 mm. Fl. almost year-round.

● Wet or humid open fields, streamsides, thickets; ca. 200 m. Guangdong, Guangxi, Hainan.