19b. Argyreia osyrensis var. cinerea Handel-Mazzetti, Oesterr. Bot. Z. 87: 124. 1938.
灰毛白鹤藤 hui mao bai he teng
Leaf blade densely gray villous abaxially, densely strigose-villous adaxially, hairs crowded with bases not visible. Fl. Sep-Oct.
Open forests, thickets; 200-1600 m. SW Guangxi, S Yunnan [Myanmar, Thailand]
