ICONES FILICUM SINICARUM 
PLATE 210 
ADIANTUM CAUDATUM Linné 
ADIANTACE 
ADIANTUM CAUDATUM Linné Mant. 308. 1771; Sw. Syn. Fil. 122. 1806; Willd. Sp. Pl. 5: 431. 
1810; Hook, Exot, Pl. 2: t. 104. 1828; Sp, Fil. 2: 13.- 1851; in Blakiston on the Yangtze 362. 1862; in 
Journ. Bot.1857: 336; Hook. & Bak. Syn. Fil. 115.:1867 (pro parte); Benth. Fl. Hongk. 447. 1861; Bedd. 
Ferns South. Ind. t. 2. 1863; Handb. Ferns Brit. Ind. 83. 1883; Milde, Fil. Europ. Atl. 29. 1867; Henry, 
List Pl. Form. 110. 1896; Christ in Bull. Herb. Boiss. 6: 958. 1898: Diels in Engl ?7ue- brane ena 
Pflanzenfam. 1: iv. 283. 1899; Christ in Bull. Soc. Bot. France 52: Mém. I. 61. 1905 s1@. Ghrvind ski; 
24. 1905; in Acta Hort. Gotheb. 1: 92. 1924; in Contr. U. S. Nat. Herb. 26: 310. 1931; in Danske Bot. 
Ark. 7: 125. 1932; Dunn & Tutcher, Fl. Kwangt. and Hongk. 338, 1912; Matsum. et Hayata, Enum. 
Pl. Form. 415. 1906; v. A.v.R. Handb. Mal. Ferns’324. 1908 ; Hand-Mzt. Symb. Sin. 6: 38. 1929; Ogata, 
Ic. Fil. Jap. 2: t. 51. 1929; Tagawa in Journ. Jap. Bot. 14: 309. 1938 (pro parte); Tard. et C. Chr, in 
Fl. Gen. Ind. 7: 180. 1940 (pro parte); Dickson in Ohio Journ. Sci. 46: 135, 1946; Ching in Acta 
Phytotax. Sinica 6: 313. 1957, 
Adiantum lyratum Blanco, Fl. Phil. 832. 1837. 
Adiantum Balansae Christ in Bull. Soc. Bot. Fiance 52: Mém. I. 61. 1905 (non Baker). 
Rhizome short, erect, densely radicose; fronds tufted, erect or spreading, stipe 5-12 cm long, wiry, 
spreading, dark castaneous-brown, densely scaly and strigose in the lower part, scales dark brown, lanceo- 
late, entire, hairs long, brown, septate, lamina linear-lanceolate, 15-25 cm long, base not narrowed, or hardly 
so, apex acuminate but more often prolonged into a whip-like stolon and rooting at the apex, simply 
pinnate; pimmae numerous, pectinate, patent, the lower ones rather widely separated, 1.2-1.5 cm long and 
7 mm broad, nearly sessile, dimidiate, the lower line cut straight and horizontal, the upper roundish, more 
or less cut, often deeply and repeatedly incised with numerous contiguous segments having blunt apex; 
texture rigidly chartaceous, the rachis and both surfaces of the frond villose ; veins prominent below, re- 
peatedly dichotomous; so7i roundish or transversely oblong at the tip of segments, one to each segment, 
indusium also shortly strigose. 
A pan-tropical and subtropical fern. In China numerous specimens have been seen from Kwangtung, 
Hainan, Taiwan, Kwangsi, Fukien, Kweichow, Southern part of Yunnan, Szechuan, Hupeh, Chekiang, 
Kiangsi and Hunan, being most abundant in South China and Southern Yunnan, prefering calcareous soil. 
Also Hongkong, India, Burma, Indo-China, Thailand, Ceylon, Malaya and the Philippines, but not 
yet known from Japan. ' 
Plate 210. 1. Habit sketch (natural size). 2. Pinna, showing venation and sori (X 4). 3. Scale from the 
lower part of stipe (X 30). 4. Hairs from the stipe (X 50). 5-6. Sporangium with spores (X 100). 
