119 
Polypodium, Z. — cont, 
P. subauriculatum, BL Tropical Asia &c. 
Var. Reinwardtii {Kze.). 
P. subpetiolatum, Hook. Central America. 
P. superficiale, Bl, East Indies. 
P. snspensnm, X. Tropical America. 
JP. tceniosunij Hort. See angufetifolium* 
P. tenellum, Forst. Australia, &c. 
P, temiicauda^ Hook. See juglandifolium. 
P. tetragonum, Sw> Australia, &e. 
Yar. megalodus (Schk.), 
P. tricuspe, Sw. Japan, 
P. vacillans, Link. See loriceum. 
P. vacciniifolium, L. and F. Tropicsil America. 
Var. album, Hort, 
P. venosuniy Desv. See stigmaticum. 
P. verrucosum, PFalL Malaya. 
P. %ulgare, L. North temp. zone. 
P. Xiphias, Moore. Polynesia. 
P. Zippelii^ Bl. See heterocarpum. 
Polystichum. See Aspidium. 
Prosaptia. See Davallia. 
Pseudathyrium. See Polypodium. 
Pteris, Z. 
P. aquilina, L, Cosmopolitan. 
P. arguta, Ait, South Europe and Azores. 
* For garden varieties, see p. 175. 
