AN ENUMERATION OP CULTIVATED FERNS. 119 



§ 8. Acrostichm. Vernation fasciculate. Fronds pinnate, 

 4-8 feet high; pinnae adherent. Veins uniform, reticulated; 

 areoles small subquadrangular, or large hexagonoid. 



41. NEUEOCALLIS, Fee. 



Vernation fasciculate, decumbent. Fronds pinnate, 3-4 feet 

 high, smooth; sterile pinnae elliptical-lanceolate, aciiminate, 

 entire, 8-10 inches long, 2 inches wide, sessile, adherent with 



Genus 4i. — Portions of fertile and barren fronds. No 1. 



the rachis. Veins uniform, reticulated ; areoles oblong, hexa- 

 gonoid. Fertile fronds contracted ; pinna? linear, acuminate, 

 plane, wholly sporangiferous on the under side; sporangia 

 destitute of indusoid scales. 



1. N. prsestantissima, Fee, Acrost. t. 52; Fee, Gen. Fil. 

 t. 4 A. Acrostichum proestantissimum, Bory, Ho. ; 

 Hook. Gard. Ferns, t. 58. — Dominica and Guadeloupe. 



45. ACKOSTICHUM, Linn, (in part); J. 8m. 



Vernation fasciculate, erect, candiciform. Fronds pinna'e, 

 smooth, 2-8 feet high; pinnae entire, broad, the upper densjly 

 gpor'angiferous on their under side. Veins uniform, retiju- 



