474 ADiANTUil. 



side segm. rhomboid, \-% in. 1,, lower border straight in a line with stalk, inner 

 touching rachis, outer distinctly lobed ; lower segm. equilateral, imbricated over 

 main rachis ; surfaces naked, bright-green ; sori round, placed in final lobes, 4-6 

 to a segment.— AWiw, Linn. 86. 2^. 77. A. decorum, Moore, Gard. Chron. 1869, 

 p. 582. 



Hab. Andes of Peru. — Midway between concinnum and cuneatum. 



45*. A. tinduni, Moore ; st. 4-6 in. 1., black, glossy, naked ; //•. \ ft. 1., deltoid, 

 bipinnate ; lo'^^&v petioles 1 lin. 1. ; side pinnl. rhomboid, 3-4 lin. 1., lower edge 

 straight, inner parallel with rachis, or just wrapped over it, outer shallowly 

 bluntly lobed ; lowest pinnl. equilateral, imbricated over main rachis ; surfaces 

 glabrous, bright-green tinged with red at first j sori round, placed in final lobes. 

 —Proc. Hort. Soc. 2. 543. 



Hab. Andes of Peru. — Very near Wagneri, but less compound, with shorter pedicels, 



45*. A. nilellum, Moore ; st. 4-6 in. 1., black, glossy, naked ; fr. 4-6 in, 1,, 

 deltoid, bipinnate ; lower ^:)e^fo/es 1-lg lin. 1, ; uppermost side pinnl. cuneate- 

 flabellate, nearly sessile, entire, lower rhomboid, I in, ]., with lower border in a 

 line with petiole, or rather decurved, inner produced over rachis, outer deeply 

 lobed, and lobes finely toothed ; end and lowest pinnl. deltoid in lower half, 

 h in. br. ; texture membranous ; surfaces bright-green, glabrous, reddish when 

 young ; sori round, placed in the tips of the lobes. — Gccrd, Chron. 1868, p. 865. 



Hab, Andes of Bolivia, Pearco. — Very near the two preceding, 



45*. A. Moorei, Baker ; st. 6-8 in. 1,, naked, black ; fr. deltoid, 6-9 in. I., 2-3- 

 pinnate ; \ov?ev petioles 1-1| li^i- i« 5 side segm. ^-f in. 1,, rhomboid, lower edge 

 deflexed from tip of pedicel, inner not imbricated over rachis, outer lobed halfway 

 down ; surfaces bright-green, glabrous ; sori round, placed in tip of lobes. — 

 A, amabile, Moore, Gard. Chron. 1868, p. lOOO. Florist, lQV2,p. 279. (fgiire) 

 Hon Liebm. et Fourn. 



Hab. Andes of Peru, Pearce. 



46*. A. convoluttim, Fourn. ; fr. 1 ft. 1., deltoid, 4-pinnate ; rachises raked ; 

 pinnce long-stalked, lowest deltoid, compound, upper lanceolate, simply pinnate; 

 final pedicels erecto-patent, 1-2 lines ; final segm. subquadrangular, barren j in, 

 br,, lower border continuing the pedicel, or rather decurved, upper and outer 

 deeply bluntly lobed, inner upper corner imbricated over the rachis ; lowest and 

 end segment cuneate-fiabellate ; sori 2-4 to a segment, l|-2i lin. br. — Fil. Mex. 

 p. 127. t. 6. 



Hab. Mexico, Gheisbreglit 406, Boiteri 18. — Well marked from all the other species of 

 the group by its fewer longer sori. 



46*. A. rigiduhim, Mett, ; st. 4-6 in. 1,, black, naked, like rachises ; fr. 6-8 

 in, 1., ovate, 4-pinnate ; segm. caducous, distinctly stalked, cuneate or rhomboid- 

 oblong or obovate, the ))arren ones denticulate ; texture chartaceous ; both sur- 

 faces glaucescent ; sori transversely oblong, 3-6 to a segment. — Kuhn, Linn. 36. 

 i?. 76. 



Hab. West Indies, — Intermediate between icnerum and fragile in the shape of the 

 segments. 



65. A. curmtiim, var. A. hrasiliense, Raddi ; more robust ; rachises more 

 pubescent ; segm. shorter, broader, blunter. 



Hab. Brazil 



