404 60. ACROSTICHUM. 



st. 1-4 in. 1., firm, erect, scaly ; fr. 1 ft. or more 1., 2-3 in. br., the apex very 

 blunt, the lower part narrowed into the stem very gradually ; texture very 

 thick ; both sides naked, but the edge densely fringed with minute ovate- 

 acuminate brown scales ; veins immersed, nearly hidden. Hk. Sp. 5. p. 203. 



Hab. Philippines, Cuming, 144. This is referred by J. Smith to A. obtusifolium, 

 Willd. 



24. A. decoratum, Kze. ; caud. very stout, the scales ^-f in. 1., linear, bright- 

 brown, crisped ; st. 4-8 in. 1., firm, erect, densely clothed with blunt squarrose 

 scales often J-f in. L, 2 lin. br. ; barren fr. 1 ft. or more 1., 3-4 in. br., the point 

 acute, the base rounded, the edge densely fringed with scales like those of the 

 stem, but small ; texture coriaceous ; veins subparallel, usually once forked, 

 sometimes anastomosing ; fertile fr. nearly as large as the other. Hk. Sp. 5. 

 p. 195. 



Hab. West Indies, Guiana, Peru. 



*** Surface of the frond slightly scaly. Sp. 25-45. 

 A. Fronds 1-4 inches long. Sp. 25-32. 



25. A. Feei, Bory; rhizome filiform, very wide-creeping, the scales linear, 

 reddish-brown, scarcely spreading ; st. ^-1-| in. 1., slightly scaly ; barren fr. 1-2 

 in. 1., J in. br., the point bluntish, the edge conspicuously repand, the lower 

 part narrowed gradually ; texture subcoriaceous ; both sides with a few small 

 ovate-acuminate scales ; fertile fr. J-J in. 1., in. br., on longer stems than the 

 others. HL Sp. 5. p. 222. 2nd Cent. t. 92. 



Hab. West Indies to Ecuador. 



26. A. cardiophyllum, Hk. ; rhizome wide-creeping, J in. thick, densely 

 clothed with rather large lanceolate dark-brown scales ; st. 1-1 ?r in. 1., slightly 

 scaly, the upper part winged ; barren fr. f-l in. 1., f- in. br., the point blunt, 

 the base cordate, with a narrow decurrent haft ; texture very thick ; under side 

 with a few small linear dark chesnut-brown scales ; veins immersed ; fertile fr. 

 similar to the other, but the stem longer. Hk. Sp. 5. p. 229. Ic. t. 715. 



Hab. Andes of Quito, Jameson, 212, 395. 



27. A. squamipes, Hk. ; rhizome firm, but not woody, wide-creeping, clothed 

 with adpressed lanceolate acuminate bright-brown scales ; st. 1-2 in. apart, 

 -l^r in. 1., clothed with similar scales ; barren fr. ^-1 in. L, ~| in. br., the 

 point blunt, the base rounded to a slight haft ; texture coriaceous ; under side 

 with a few small linear reddish-brown scales ; veins raised beneath ; fertile fr. 

 rather smaller than the other, and the stem much longer. Hk. /Sp. 5. p. 228. 

 Ic. 1. 197. 



Hab. N. Granada and Peru. We cannot distinguish from this the Mexican A . ovatum, 

 Liebm., not Hk. A. humile, Mett. (N. Granada, Lindig, 167), is said to be like this, 

 but to have an oblong fertile frond (1^ in. 1., 4 lin. br.) larger than the barren one. 



28. A. Lindeni y Bory ; rhizome short, firm, the scales dense, fibrillose, nearly 

 black ; st. tufted, 4-9 in. 1., very slender, with a few scattered linear scales ; 

 barren fr. 1-4 in. 1., f-l in. br., the point bluntish or acute, the base rounded ; 

 texture subcoriaceous; the edge thinly ciliated with subulate bright-brown 

 scales, which are sometimes scattered over the under surface ; veins visible, 

 terminating within the edge ; fertile fr. much smaller than the other. Hk. Sp. 

 5. p. 223. A. venustum, Liebm. 



Hab. Mexico to Ecuador and Brazil. The scales of the frond are longer and more 

 hair-like than its allies. 



