Fam. Polypodiaceae s.l.

Cheilanthes velutina (Tardieu & C.Chr.) Fraser-Jenk.

N.Vietnam, Cao Bang Prov., Trung Khanh Distr., Ngoc Khe Municipality, Pac Nga village, around point 22º54'59''N, 106º31'44''E, at elevation 500-550 m a.s.l. Secondary shrubs on very steep mossy rocky slope of N exposition of rocky ridge composed with light gray solid marble-like highly eroded crystalline limestone along Quy Son River valley. Lithophytic fern on vertical mossy cliffs. Locally common.

No HAL 5751 15 June 2004 (Photo)

Collectors: L.Averyanov, P.K.Loc, P.V.The, N.T.Vinh.