25. CIIEILA.NTIIES, §§§§ ALEURITOrXERIS. 141 



like segm. ; texture siibcoriaceous ; racMs densel}'' woolly like the stipe ; upper 

 snrface grey-green, pul)esccnt, lower densely matted, the mai'f^in of the segm. 

 incurved ; iiivol. pale, membranaceous. — C. ISradburii, HA, iS^f. 2. p. 07. i. lOD. B. 

 and C. tomentosa, IIA. (in part). 



Hab. North Carolina and Tenessee, southward to Mexico. — The American botanists 

 have the authority of Prof. Kunze for referring the common Phjsaptcris of the Southern 

 States to C. tomentosa. There is a specimen, said to be from Jamaica, from Mr. A. B, 

 Lambert, in the Hoolcerian Ilerbarium. The Afghanistan plant, mentioned in" Species 

 Filicum " is C. Szovitzii. 



47. C. Icndigera, Swartz ; st. 3-12 in, 1., strong, erect, polished, chesnut- 

 brown, clotlied with copious rusty-brown tomentum ; //•. 4-12 in. 1., 2-4 in. br., 

 lanceolate, tri- or quadripinnutifid ; pinnce numerous, the lowest opposite, 

 erecto-patent, 2-3 in. 1., \~^ in. br., lanceolate ; pinnl. numerous, linear-oblong, 

 cut down to the rachis into numerous distinct convex small scgin. \ lin. or less 

 each way ; rachis densely tomentose ; texture subcoriaceous ; upjyer surface 

 naked, lower villose ; sori subcontinuous ; invol. membranaceous, whitish. — Ilk. 

 Sp. 2. p. 95. t. 104. B. — /3, G. minor, Mart. & Gal. ; hairs of the rachis less 

 copious and more chaffy. — HJc. I. c. t. lOG, A. 



Hab. Mexico (ascending to 9-11,000 ft.), southward to the Andes of New Granada and 

 Ecuador. — C. frigida of Linden and Moore belongs here. 



48. C. spcciosissiina, A. Br. ; st. 3-6 in. 1., stout, erect, densely clothed with 

 large (l-H i'^- !•> ci i'^- ''*'•) linear-lanceolate ferruginous scales ; fr. 12-24 in. 

 1., 4-6 in. br., ovate-lanceolate, tripinnate ; pinnce numerous, contiguous, 2-3 in. 1., 

 f in. br., spreading, lanceolate ;■ pinnl. numerous, close, linear-oblong, cut down 

 to the rachis into numerous small beaded segm. ; texture subcoriaceous ; rachis 

 densely paleaceous below like the stipe, the upper part of the rachis of the pinnae 

 densely clothed with long rusty woolly hairs ; upper surface nearly naked, 

 under side tomentose ; sori not quite marginal, the edge of the segments much 

 incurved, membranaceous and toothed at the border so as to form a subconfluent 

 involucre. — Hk. Sp. Fit. 2. p. 103. Plecosorus raexicanus, Fee. 



Hab. Mexico (ascending to 12,000 ft.) and Guatemala.— The genus Plecosorus of Fde 

 is characterized by distinctly intramargiual sori. 



§§§§ Aleuritopteris, Fee. Involucres more or less confluent, fronds coated 

 beneath with white or yellow powder, Sp. 49-53. 



49. C. rufa., Desv. ; st. tufted, 1-2 in. 1., densely clothed with rusty-brown 

 woolly tomentum, fr, 6-9 in. 1., 2-3 in. br., ovate-lanceolate, bipinnatifid ; 

 pinnce opposite, the lower ones with 1-2 in. between them, oblong ; pinnl. on 

 the lower side the largest, \-\ in. 1., linear-oblong, sinuato-dentate ; texture 

 herbaceous ; rachis densely tomentose like the stipe ; upper surface tomentose, 

 under surface more or less coated with white powder ; sori copious, marginal, 

 roundish, small ; invol. brown, ciliated. — Hk. Sp. 2. p. 79. t. 99. A. 



Hab. North of Hindostan, ascending to 4,000 ft. — The only tomentose plant of the 

 group. 



50. C. aurantiaca, INtoore ; st. tufted, 1-2 in. 1., chesnut-brown, polished, 

 fibrillose below ; fr. 4-8 in. 1., 2-3 in. br., bipinnate ; jjinnce opposite, the lower 

 ones spreading, lanceolate, 1-1^ in. 1., |^-f in. br., cut down nearly to the rachis 

 into numerous linear-oblong entire or slightly crenatedjoiHJi^. ; rachis and upper 

 surface naked, lower densely coated with bright orange meal ; ^e-r^wre herbaceous; 

 sori marginal, copious. — Allosorus, Presl. Pteris, Cav. C. ochracea, Hk. Sp. 2. 

 p. 1 14. Ic. PI. t. 904. Pteris lutea, Cav. teste Fournier, 



Hab. Mexico. 



