Segment of mature Frond— under side. 



POLYPODIUM AMPLUM. 



Humboldt. Sprengel. Presl. Hooker. 



PLATE LIl. VOL. II. 



Phego'pteris ampla, 

 Polypodium caripense. 



Fee. J. Smith. Peesl. 



KUKTH. 



Polypodium — Polypody . 



Amplum — ^Large. 



In the Section Phegopteris of some Authors. 



Polypodium amplum is a fine exhibition plant when well 



grown. 



It is an evergreen stove species. 



Native of Martinique. 



Fronds tri-pinnatifid and glabrous; segments oblong-obtuse, 

 the margins dentato-serrate. 



Stipes paleaceous. 



Sori uniserial, circular, and very large — covering the whole 

 underside of the frond. 



Pinnae linear-lanceolate and acuminate. 



Veins branched. 



Fronds very large. 



