384 52. GYMXOGKAMME, §§§§§ CEROPTERIS. 



broad ; texture pellucido-herbaceous ; veins and sori one to each ult. division, the 

 latter oblong.— /^/t. >S>. 5. p. 129. 2ud Cent. t. 15. 



Hab. Khasya, Gnjith.—lla,hit of the three preceding, but not annual. 



48. G. hirta, Desv. ; st. tufted, 6-12 in. 1., glossy, dark chesnut-brown, slightly 

 pilose;//-. 6-12 in. L, 4-8 in. br., ovate-deltoid, quadripinnatifid ; low ev pi7i}ice 

 and pinnl. deltoid ; segm. \-^ in. each way, cuneato-ilabellate, with blunt oblong 

 lobes ; texture firm-herbaceous ; rachis castaneous, often slightly flexuose, like 

 both sides more or less pilose ; veins and sori 1 to each lobe, the latter confluent 

 in the centre of the segments. — G. laserpitiifolia, Kze. Hk. Sp. 5. p. 133. 



Hab. Columbia.— G^. hispidula, Klotzsch {Jamesonia, Kze.), is apparently a reduced 

 form. „ „, -ft- ■-■ - J ■ / ' iNi ,. * 'v 



49. G. fleruosa, Desv. ; st. 6-18 in. 1., glossy, chesnut-brown, flexuose, 

 slender ; fr. 3-4 ft. 1., scandeut, tri- or quadripinnate ; rachises zigzag, branched ; 

 pinnce reflexed, subdeltoid in general outhne ; segm. flabellately branched ; ult. 

 divisions linear or oblong, \ lin. br,, Avith 1 vein and oblong sorus to each ; 

 ^ea-tz/re firm-herbaceous. — Hk. Sp. 5. p. 129. G. retrofracta, Bk. (& Gr. Bot. Misc. 

 3". t. 112. 



Hab. Nicaragua to Peru. 



50. G. Pearcei, Moore ; st. 6-9 in. 1., glossy, chesnut-brown ; fr. about 1 ft. 

 each w-ay, deltoid, quadripinnatifid; lower pinnce the largest, 4-6 in. I., sul)- 

 deltoid ; pi^ml. imbricated ; tilt, divisions \ in. 1., J lin. br., simple or forked ; 

 texture herbaceous ; rachis and both sides naked ; one vein and sorus to each ult. 

 division.— Jfoore, G. C. 1864, p. 340. 



Hab. Peru ; discovered by Mr. Pearce. — Allied to the preceding, but the divisions 

 much narrower, and rachis not flexuose. The crown of the root is slightly powdery. 



§§§§§ Ceropteris, Link. Differs from Eugymnogramme onli/ by the fronds 

 being coded beneath with white or yellow powder. Sp. 51-57- 



51. G. (Cerop.) trifoliata, Desv. ; 5^. tufted, 8-12 in. 1., stout, erect, dark chesnut- 

 brown, the lower part scaly ; fr. 2-3 ft. 1., 6-8 in. br., pinnate ; lower pinnce 

 ternate, the upper ones simple, petiolate, 2-4 in. 1., ^-f in. br., linear-oblong, 

 nearly entire ; texture herbaceous, the under side usually naked in the barren 

 fronds, clothed in the fertile ones with white or yellowish powder. — Hk. iSp. 5. 

 p. 149. G. F. t. 4. 



Hab. Cuba, southward to Peru and Brazil. — A variable plant. We include here three 

 species of Fee, — his Trismeria argentea, aurea, and microi^hylla. 



52. G. (Cerop.) triangularis, Kaulf. ; st. densely tufted, 6-12 in. 1., dark 

 chesnut-brown, glossy, nearly naked ; fr. 3-4 in. each way, deltoid ; lower 

 piimcB mxich. i\\& largest, deltoid, unequal-sided, the others lanceolate, deeply 

 pinnatifid, with oblong obtuse lobes ; texture subcoriaceous ; powder varying 

 from deep orange to white.— //X-. Sp. 5. p. 146. Hk. & Gr. t. 153. Fil. Ex. 

 t. 153. 



Hab. Vancouver's Island and Oregon southward to Ecuador. 



53. G. (Cerop.) tartarea, Desv. ; st. tufted, firm, 6-12 in. 1., dark chesnut- 

 brown, scaly towards the base ; fr. 1-2 ft. 1., 6-12 in. br., oblong-deltoid, bipin- 

 natifid ; pinncB lanceolate, the lowest the largest ; pinnl. oblong, obtuse, entire 

 or nearly so, united or the lower ones free ; texture subcoriaceous ; powder dense, 

 pure white. — G. dealbata, Link. — /3 G. ochracea, Presl ; pinnl. very regular and 



