108 



PERNS I BEITISH AND FOREIGN. 



simple, entire, squamiferous. 6-8 inches long. Ferns uniform, 

 reticulated ; areoles large, elongated, trapezoid or hexagonoid. 

 Fertile fronds broad, densely sporangiferous on the under side. 



1. H. crinitum, Fee. Acrostichum crinitum, Sw. Plum. 

 Fil. t. 125 ; Hook, et G-rev. Ic. Fil. t. 1 ; Hook. Fil. 

 Exot. t. 6. Dictyoglossum crinitum, J. Sm. Cat. 

 Kew Ferns, 1846. "West Indies. 



32. ANETIUM, Kimze. 



Vernation uniserial ; sarmentum slender, furnished with thin 

 membranous reticulated shining lanceolate scales. Fronds 

 distant, simple, oblong-elliptical, acuminate, 6-20 or more 

 inches long, smooth, membraneous. Veins uniform, reticulated, 



Genus 32. Portion of mature frond, under side. No. 1. 



forming trapezoid or hexagonal transverse elongated areoles. 

 Receptacles undefined, the sporangia being thinly scattered or 

 collected in small irregular groups over the whole under surface 

 of the frond, or evident on the veins. 



1. A. citrifolium, Splitg. Acrostichium citrifolium, Linn. 

 Plum. Fil. t. 116. Antrophyum citrifolium, Fee. 



