AN ENUMERATION OF CULTIVATED FERNS. 
93 
tinuons, uniserial, on each side of the costa, ultimately con- 
Huent, destitute of scales. 
1. L. decurrens, III. ; Fee, Mem. Acrost. t. 48, /. 1. Anapau- 
sia decurrens, Presl. Gymnopteris decurrens, J. Sm. 
(olim) ; Hook. Gard. Ferns, t. 6. — Ceylon and Ma- 
layan Archipelago. 
2. L. axillaris, Kaulf. Fn. Fil. t. 1, /. 10. Acrostichum 
axillare, Cav. Gymnopteris axillaris, Presl. — East 
Indies. 
21. PHYMATODES, Presl; J. Sm. 
Rhizome generally thick, short or much elongated, becoming 
smooth. Fronds simple, pinnatifid or pinnate, smooth, coria- 
ceous or membranous, segments adherent with the rachis. 
Genus 21.— Portion of mature frond, under side. No. 2. 
Veins compound anastomosing, internal, obscure or evident; 
primary veins generally undefined or evanescent. Receptacles 
compital, generally deeply immersed. Sori round or oval, 
large, transversely uniserial or irregular, naked. 
* Fronds simple or pinnatifid. 
1. P. pustulata, Presl. Polypodium pustulatum, Forst. 
Schk. Fil. t. 10 ; Lowe's Ferns, 2, f. 8. Pleopeltis 
pustulata, Moore. — New Zealand. 
2. P. Billardieri, Presl. Polypodium Billardieri, R. Rr. 
Pleopeltis Billardieri, Moore. Polypodium scandens, 
Labill. Nov. Holl. t. 240. Polypodium diversifolium. 
