P O L Y P O D I U M R IG ID UM.
F ILICES.— G y k a t æ . B r . P o l y p o d i a c e æ . K a u lf. F i l i c e s v e r æ . Willd.
G e n . C h a r . P O L Y P O D I U M , Sw. «Sojv subrotuudi (seriali, sparsi vel conferii). In volu cm m
nullum. B r .
P o l y p o d i u m r ig id um ; fronde stricta lanceolata bipinnata, pinnulis ovato-rotundatis acutis sub-
petiolatis, marginibus reflexis denticulatis rigidis, subtus stipite rachique paleaceis.
H a b . In fissuris rupium ad vcrticem montis Pichincha, Andium Peruvianorum. D . P ro f.
Jam e son .
P la n ta coespitosa [Jamesoii).
Stip e s digitalis, rufo-fuscus, nitidus, squamosus, teres, hinc sulcatus.
Fro n s spithamoeus et ultra, strictus, circumscriptione lanceolata, bipinnata. Pimice lanceolatoe, obtusæ. P in n u læ
ai'cte insertæ, rigidoe, orbiculari-ovatoe, acutæ, brevissime petiolatæ, margine reflexoe, inoequaliter denticulate,
supra convexæ, intense virides; subtus concavæ, pallidiores, pilis vel paleis angustis, nitidis, fuscis adspersoe.
Pa ch is imiversaiis partialisque valde squamoso-paleacen, paleis vei squamis rufo-fuscis, nitidis, soepe laceratis.
So ri pauci, 2— 5 in singula pinna, subglobosi.
Capsulæ sublonge pedicellatoe, fuscæ, annulatæ.
Semin a siibglobosa vel ovalia, intense flavo-fusca.
Fig . 1. Pinna cuin soris. f. 2. Capsuloe. f. S. Semina
The habit o f this plant is more that o f a Nephrodimn than o f a Polypodium ; yet, upon the closest
examination, and in th e m o st perfect state o f the sorus, we can find n o trace o f an involucre.
T h e on ly specimens wc have seen are th o se gathered by Professor William Jameson.
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