ICONES FILICUM SINICARUM 
PLATE 159 
ADIANTUM CHIENII Ching 
POLYPODIACEE 
ADIANTUM CHIENII Ching, Sinensia 1: 50 (1930); C. Chr. Ind. Fil. Suppl. III. 18 (1934). 
Rhizome short, erect, densely radicose and scaly; scales linear-subulate, atro-brown, 
rigid, entire; fronds cespitose, numerous together, stipe 5-7 cm long, ebencous, shining, 
glabrous, breaking off at the middle, lamina linear-lanceolate, impari-pinnate, 13-18 cm 
long, 3-4 cm broad, base not any broader than above, truncate, slightly narrowed towards 
apex; pinnae 7-9 on each side under the smaller terminal one, patent, petiolate (petiole 2 
mm long), subopposite, 2-3 cm apart, the lower ones broadly deltoid-obovate, 1.2-1.6 cm 
each way, with rounded base, entire margin, the upper ones narrower, obovate with 
cuneate base, all with truncate apex; texture subcoriaceous, lustrous green above, pale or 
bluish beneath, glabrous in all parts; veins distinct, flabellulately forked, veinlets numer- 
ous, fine, reaching somewhat thickened margin; sor7 large, 5-8 mm long, one to each pinna, 
transversally linear, terminating the truncate apex, indusium black, coriaceous, entire, 
persistent. 
Kwangtung: North West River, Lo-aqwai, February, 3, 1890. 
This endemic fern, only collected once, resembles A. Leveillei Christ in general 
habit, but differs in enormously larger size, much more stoutly built, with more numerous 
and much larger pinne. 
Plate 159. Fig. 1. Habit sketch (natural size). 2. the same but young form (natural size). 3. 
Pinna, showing venation and sorus (x 5). 4. Scales from base of stipe (x 30). 
