粉背蕨 fen bei jue

Cheilanthes anceps Blanford, J. Simla Naturalists’ Soc. 1(2): 21. 1886; Aleuritopteris farinosa (Forsskål) Fée var. anceps (Blanford) Ching; A. pseudofarinosa Ching & S. K. Wu; A. pseudofarinosa var. glandulosa H. G. Zhou; A. wuyishanensis Ching; C. farinosa (Forsskål) Kaulfuss var. anceps (Blanford) Blanford; C. pseudofarinosa (Ching & S. K. Wu) K. Iwatsuki.

Rhizomes erect, short; scales bicolorous, black with pale brown margins, lanceolate. Fronds clustered. Stipe dark brown, lustrous, 8-30 cm × 1-2 mm, scaly toward base; scales sometimes extending up stipe to rachis, those at stipe base bicolorous, dark brown to black with lighter margins, some of distal scales concolorous or darker tipped. Lamina ovate-deltoid, oblong, or ovate-lanceolate, 10-25 × 5-10 cm, pinnate-bipinnatifid, papery or thinly leathery when dry, abaxially with white farina, adaxially glabrous; rachis sometimes with a few scales similar to those of stipe; pinnae 5-10 pairs, distinct along rachis, basal pair inequilateral, triangular, bipinnatifid; pinnules 5-8 pairs, basal basiscopic pinnules largest, much longer than adjacent acroscopic ones, lanceolate, pinnatifid; second and upper pairs of pinnae lanceolate. Veins obscure. Sori consisting of several sporangia, confluent at maturity. False indusia interrupted, membranous, with laciniate margins. 2n = 58, 60, 116.

Rock crevices on slopes; 300-2600 m. Fujian, Guangdong, Guangxi, Guizhou, Hunan, Jiangxi, Sichuan, Yunnan, Zhejiang [Bhutan, India, Kashmir, Nepal, Pakistan].