454 HEMITELIA. 



upper aclnate crenate ; texture rigidly coriaceous ; both surfaces naked, green ; 

 veins S-O-jugate, distant, distinct, forked ; sori large, filling up nearly the whole 

 space between costa and inflexed edge ; inv. |-1 iln. br., deep, membranous, 

 persistent, breaking up irregularly. 



Hab. New Caledonia, Richards. 



55*. C. Lenormandi, Vieill. ; fr. ample, tripinriate ; racMses brown-stra- 

 mineous, naked, rough, with raised points ; inimoe oblong, 1 ft. 1. ; pinnl. crowded, 

 lanceolate, 2|-3 in. 1., | in. br., cut down to rachis or a narrow wing, the lower 

 distinctly stalked ; segm. ligulate, obtuse, subentire, \ in. br. ; _ texture rigidly 

 coriaceous; surfaces naked, the lower glaucous or green; veins 5-6-jugate, 

 forked ; sori large, filling up the- fertile scgnu, except the very tip ; inv. mem- 

 branous, glabrous, bursting irregularly. 



Hab. New Caledonia, Vicillaid, 2249.— Eeseinbles closely BlcJcsouia Bertcioana in 

 texLure and general habit. 



v.— HEMITELIA. Pago 27—29. 



8. Var. 11, Klotzschii, Karst. ; pinnce 2^-3 in. br. ; lobes close, shallow, blunt, 

 i in. br. ; veins 5-6-jugate.— ^«%. Farm. t. Ib^.fig. 13. 



Hab. Columbia. 



9*. H. venosa, Reich, fil. ; fr. bipinnate ; rachis clothed with ovate-lanceolate 

 scales ; pinnce subsessile, ligulate, acuminate, ^ ft. 1., 1^ in. br., cut down to rachis 

 below into close, spreading, oblong blunt lobes ; lower veinlets once or twice forked ; 

 texture subcoriaceous ; sori medial, mostly uniseriate, rarely incompletely bise- 

 riate; inv. dimidiate, firm, entire.— A'z(//?i, Linncea, ZG. p. 161. 



Hab. Caracas, Appun, 



14*. II. rufescens, Mett. ; fr. ample, tripinnate ; rachises pale-brown, those of 

 the pinna3 furfuraceous beneath ; basal scales dense, membranous, linear-subulate, 

 |-1 in. 1., pale-brown with a whitish border ; pitmcs oblong-deltoid, 12-15 in. 1. ; 

 pinnl. lanceolate, short-stalked, 3-4 in. 1., 1-1 ^ in. br., the lower shorter, deflexed ; 

 segm. adnate lanceolate, acute, lower not close, 1^-2 lin. br., inciso-crenulate ; 

 texture subcoriaceous ; both sides green, the lower slightly scaly on the ribs ;_wem- 

 Ze#5 10-1 2- jugate ; sori large, filling the segments except the tip ; env. minute, 

 hidden by the dense paraphyses.— ^m/^?^, Linncea, 36. p. 159. 



Hab. Andes of East Peru, Spruce, 4727. 



15*. H. Lindigii, Baker ;/r. ample, tripinnatifid ; rachis stramineous, smooth, 

 naked ; pinnce oblong-lanceolate, 1^-2 ft. 1. ; pinnl. sessile, ligulate, 3-4 in. 1., f in. 

 br., cut down to a broad wing ; segm. blunt, close, 2 lin. br., distinctly toothed ; 

 texture rigidly coriaceous ; both sides green, naked ; veins 6-8-jugate, forked above 

 the middle ; sori medial, small ; inv. minute, obscure, depressed, glabrous. 



Hab. Andes of Bogota, Lindnj, 310. 



15*. II. nigricans, Presl ; fr. ample, tripinnatifid ; st. grey-stramineous, muri- 

 cated ; basal scales lanceolate, castaneous ; rachises grey, slightly pilose below ; 

 pinnae lanceolate, 12-15 in. 1., 3 in. br. ; pi7inl. ligulate, 1^-2 in. 1., f-^ in. br., 

 cut down to a broad wing, lowest short-stalked ; seqm. ^ in. br., close, blunt, dis- 

 tinctly toothed ; texture moderately firm ; both sides green, the lower obscurely 

 pilose on the main ribs ; veins 4-5-jugate, lower only forked ; sori small, medial ; 

 inv. distinct, half-cupshaped, glabrous.— IJ. obscura, Mctt. Karst. Fl. Columb. 

 2.t.\VJ.fig.1. 



