181 
TRICHOMANES. 
TRICHOMANES RADICANS (Sw. Caudex verylong more or less tomentose, fronds ovate or oblong acuminate erect rather ٢ 
firm membranaceous bi-tri-quadripinnatifid dark green and opaque (when dry) primary divisions ovate or lanceolate cuneate at the base, the — 
segments linear-oblong rather short obtuse emarginate or bifid, involucres supra-axillary cylindrical tapering below sunk in the more or 
less narrow short segments and hence more or less winged at the sides, the mouth scarcely spreading imperfectly or shortly 2-lipped 
sometimes wider than the tube, receptacles (when perfect) filiform many times longer than the tube, stipes short or long tereti-compressed 
winged nearly to the base sometimes broadly so. Hook. Sp. Fil. i. 125 ;—Sw. Fl. Ind. Occ., p. 1736 ;—T : anceps. Wall. cat. n. 166 
(not Hook) ;—T : umbrosum. Wall cat. n, 165 ;—T: scandens Hedw. Fil. cum. Je. ;—T : diaphanum. H. B, K. Nov. Gen. Am. 1. p 
95 ;—T : ambiguum. Sieb. Syn. Fil. n. 143 ;—T : speciosum. Weld. Sp. Pl. v. p. 514 ;—T. pyxidiferum. Huds, Fil. Angl. p. 461. (not E 
Linn.)—T ; brevisetum. Br : in. Hort. Kew. ed. 2. b. p. 529 ;—T : alatum. Hook. in. Fl. Lond. n. ser. iv. t. 53 (not Sw.) ;—T. Europoeum. 
Sm. in Rees’ Cycl ;—T : Hibernicum. Spr. ;—Hymenophyllum rupestre, Raddi. Fil. Bras. p. 67 t. 80 ;—H. alatum. Sm. in. E, Bot. t. 
1417 ;—H. Tunbridgense. B. Sm: Fl. Brit. p. 1142 ;—Didymoglossum alatum Desv. | 
The Specimen figured is from the Khasya Hills ; but is not in fructification. 
Hab. Nepal Mountains, Khasya Hills, Europe, Brazil, Martinique, Mexico, Vera Cruz, Xalapa, Tabasco, Esmeraldas, Sandwich 
Islands, Owhyhee, Oahu, Madeira, Azores, ‘Teneriffe. 
PLATE No. CLXXXI. 
