150 30. PELL^A, §§ ALLOSORUS. 



Hab. Madagascar, Mauritius, Macalisberg, Ceylon, Neilgherries (3-5,000 ft.). — This 

 comes near P. liadata in size aLd habit, but the segments are narrower, and the involucre 

 is that of this section. 



26. P. (Alio.) andromedcefolia, Fee; s?. 6-9 in. 1., strong, erect, pale-brown, 

 naked, densely clothed at tlie base with linear sulmlate reddish-brown scales ; fr. 

 6-12 in. 1., 3-6 in. br., ovate, tri- or quadripinnate ; pinnce rigid, erecto-patent, 

 lanceolate-deltoid, the lowest with several linear olilong />2?in/., the lower segm. of 

 which are sometimes slightly branched ; ult. divisions 1^-2 lin. 1., linear-oblong, 

 blunt with enrolled edges ; texture coriaceous ; rachis and both surfaces naked, 

 the wrinkled invol. scarcely changed from the substance of the frond, and some- 

 times nearly meeting edge to edge. — Hk, Sp. 2. jo. 149. (3, C. pubescens,Nutt. ; 

 rachis and pinnules pubescent. 



Hab. California, southward along the Andes to Chili ; Cape Colony. 



27. P. (Alio.) puklidla, Fee ; st. densely tufted, 2-3 in. 1., wiry, erect, polished, 

 dark chesnut-brown, naked ; fr. 3-6 in. 1., 1-3 in. br., oblong, tripinnate ; lower 

 pinnce deltoid ; pinnl. lanceolate, the very deciduous ult. segm. oblong, blunt, 

 scarcely more than \ in. 1. by half as broad ; rachis rigid and polished like the 

 stipe ; texture coriaceous, both surfaces green, naked, the edges of the fertile 

 segments much enrolled, and the broad invol. permanently relied over the sori. — 

 Hk. Sp. 2. p. 150. 



Hab. Andes, from New Mexico southward to Peru. 



28. P. (Alio.) consobrina, Hk. ; st. strong, erect, 6-12 in. 1., naked, dark-brown, 

 polished ; fr. 6-12 in. ]., 4-9 in. br., deltoid, tri- or quadripinnatifid ; lowest pinnce 

 deltoid, with the pinnl. of the lower side larger than the others, these latter usually 

 cut down into several lanceolate or deltoid pinnatifid segm. ; simple ult. divisions 

 linear-olilong, sometimes -j in. 1. ; texture coriaceous ; rachis and both sur- 

 faces naked ; sori in a continuous line along the margins ; i7ivol. moderately 

 broad, membranous, the edge of the segments often enrolled. — Ilk. Sp. 2. j), 145. 

 t.m. A. p. Bojeri, BL Sp. 2. p. 146. ^.119. A. Cheil. Atherstonii, Hk. Sp. 2. 

 p>. 107. Pteris quadripinnata, Forsk. oldest name. 



Hab. Cape Colony, Kaffraria, Natal, Mascaren Isles, Cameroons, and Abyssinia. — 

 P. Bojeri appears to be a slender form with a slightly fibriUose rachis. Mettenius refers 

 here C. triangula, Kunze, but Drdge's specimens are in part C. nmllifida. 



29. P. (Alio.) angustifolia, Baker ; st. tufted, 6-12 in. 1., strong, erect, naked, 

 dark chesnut-brown, polished ; fr. 6-12 in. 1., 3-6 in. br., deltoid-oblong, quadri- 

 pinnatifid ; pinnae 2-4 in, I., lanceolate-deltoid ; pinnl. often cut down to the 

 rachis into numerous linear segm. with enrolled edges, the terminal ones much 

 the largest {\ in. or more 1.) ; rachis polished ; texture subcoriaceous, both sur- 

 facts paie-green, the upper slightly hairy ; invol. broad, membranous, rolled 

 over the sori. Cheil., 11. D. K. P. drcomposita, Hk. Sp. 2. p. 151. t. 119. B. 

 — /3, P. cuncata, J. Sm. ; ultinuite segments oblong-acute, j in. ]., ^ in. br., 

 cuiieate at the base. — Cheilanthes cuneata, Link. Hk. Sj). 2. p. 107. 



Hab. North of Mexico southward to Venezuela. — C. cltmrophylla, Kunze, seems to be 

 also a broad-leaved form of this. 



SO. P. (Alio.) glanca, J. Sm. ; st. tufted, 4-8 in. ]., strong, erect, polished, 

 dark chesnut-brown, iiakcu ; fr. 3-4 in. each waj^ deltoid, quadripinnatifid ; 

 lowest pi7wce much the largest and the pinnl. on the lower side larger than the 

 others, lanceolate-deltoid, cut down to the rachis into segm. which are again cut 

 down to the rachis below ; ult. divisions about ^ in, 1,, linear-oblong, with 

 enrolled edges, more or less crenate ; texture coriaceous, upper surface green 

 and naked, lower surface and the rachis tomentose ; invol. coriaceous, rolled 



