Jamesoniane. N. O. Filices. 
TAB. DCCXV. 
Acrosticuum (ELAPHOGLOssUM) CARDIOPHYLLUM. Hook. 
Caudice longe repente ferrugineo-squamoso, stipitibus gracilibus 
Squamosis, frondibus fertilibus sterilibusque cordatis margr 
natis obtusis obscure venosis Sparsim squamulatis, squamulis 
subulatis atris. | 
Has. Andes of Quito. Prof. W. Jameson, n. 212. 
This Acrostichum belongs to the same group with A. ovatum, — 
Hook. and Grey. Ic. Fil. t. 146, and A. squamipes, Hook. 
Ic. Puant. v. 2, Tas. Cxevil., especially the latter, from 
Chacapoyas, Peru; but it is distinguished from both by the 
larger size, different form of the fronds, and by the nature and 
extent of scaly clothing. In our present species the fronds are 
truly cordate, and they are but sparingly dotted with distant, 
black, subulate scales, 
