AN ENUMERATION OF CULTIVATED FERNS. 
91 
18. DICRANOGLOSSUM, J. Sm. 
Rhizome short, caespitose. Fronds 
contiguous, furcately-pinnatifid, 6—12 
inches high, coriaceous, sparsely squa- 
miferous, segments lanceolate-cuspidate, 
the fertile slightly contracted. Veins 
obscure, simple, or forked, free, or their 
apices arcuately anastomosing, forming 
linear transverse superficial receptacles, 
which, by contiguity, constitute a con- 
tinuous or interrupted, linear, intra- 
marginal, naked sorrs. 
1. D. furcatum, J. Sm. ; Rot. Voy. 
Herald. Pteris furcata, 
Linn. ; Plum. Fil. t. 114. 
Taenitis furcata, Willd. ; 
Hook, et Ch-ev. Ic. Fil. t. 7. 
Pteropsis furcata, Presl. ; 
J. Sm. Gen. Fil. 1841. Cus- 
pidaria furcata, Fee, Gen. 
Fil. t. 8 A, f. 2 — West 
Indies and Tropical America. 
Genus 18 . — Portion of fertile 
frond, under side. No. 1 . 
19. HYMENOLEPIS, Kaulf. 
Rhizomes short, caespitose. Fronds simple, 6-12 inches long, 
Genus 1 9.— Portion of fertile frond, natural size; ditto fertile and sterile, 
enlarged. No. 1. 
