ICONES FILICUM SINICARUM 
PLATE 137 
ADIANTUM REFRACTUM Christ 
POLYPODIACEZ = 
ADIANTUM REFRACTUM Christ, Bull. Acad. Géogr. Bot. (1902) 224; ibid. (1906) 136; 
C. Chr. Ind. Fil. 32 (1905); Acta Hort. Gothob. 1: 93 (1924). 
Adiantum capillus-veneris Diels (non. L.) in Engl. Jahrb. 29: 202 (1900). 
Adiantum capillus-veneris var. sinuatum Christ, Bull. Soc. Bot. France 52: Mém. 1. 62 (1905); C. 
Chr. Acta Hort. Gothob. 1: 93 (1924). 
Rhizome short, oblique, densely clothed at apex in rufo-brown, ovate- 
acuminate, entire scales; fronds ceespitose, stipe 10-25 cm long, glossy, ebeneous, 
naked, lamina deltoid-ovate, 20-80 cm long, nearly as broad, tripinnate; pinne 
5-8-jugate, alternate, with zigzag rachis, all long-petiolate, basal ones much the 
largest, oblong-ovate, 10-15 cm long, 4-6 cm broad; pinnules 6-7-jugate, petiolate, 
alternate, the lower ones pinnate, upper ones 2-3-foliolulate, the uppermost ones 
simple, rachilets also strongly flexuose; pinnules of ultimate order 1-1.5 em each 
way, flabellate with sinuate or 2-3-incised outer margin, petiolulate; lobes entire 
with deeply incurvate outer edge; texture membranaceous, green; veins fine, fla- 
bellulately forked; sori one to each lobe, to 8 mm long, indusiwm mere more or less 
curved, brown, persistent. 
Szechwan occid: Wélson 5259 (type); Nanchuan, Rosthorn 954; ibid. W. P. 
Fang 5708; between Haiting and Ping-yi-pu, Harry Smith 1753, 1972; Tchen-kou- 
tin, Farges 730; Kuan Hsien, W. P. Fang 2357. Kweichow: Gan-pin, Cavalerie 
3725; Bodinier 1840. Yunnan: environs de Yunnan-sen, Ducloua. 
This distinct Maiden-hair fern native of West China is closely related to A. 
capillus-veneris 1.. from which it differs in tufted leaves, zigzag rachis and rachi- 
lets, much less divided ultimate pinnules and much longer sori and indusium. 
Plate 137. Fig. 1. Habit sketch (natural size). 2. Pinnule (x 4). 3-4. Scales from rhizome 
(x 14). 
