108 NOTHOCHLiENA. 



new fronds seem to emerge, stipites clustered red-brown 2-4 

 inches long at first (as well as the stout rachis) clothed with 

 ferruginous wool mixed with a few membranaceous scales, 

 fronds a span to 2 feet long f of an inch to 2h inches broad 

 coriaceous elongato-oblong pinnated, pinnae numerous petio- 

 late i an inch to more than 1 inch long ovate lobato-pinna- 

 tifid naked and generally bright-green above, beneath clothed 

 'with ferruginous or whitish paleaceous scales, the margin a 

 little inflexed, sorus forming a broad continuous band at the 

 margin and following the course of the sinuses. — Kaulf. En. 

 Fil. p. 135. Kze. in Schk. Fil. p. 95. t. 45 [ejccellent] . Acro- 

 stichum, Sw. Syn. Fil. p. 14. Willd. Sp. PL v. p. 120. Gym- 

 nogramme, Pr. Nothochl. Isevis, Mart, and Gal. Fil. Mex. 

 p. 46. — Var. /5, integerrima ; pinnse smaller, entire or nearly 

 so. — Var. 7, bipinnata ; frond bipinnate, pinnules ovate lobed 

 sessile. N. sinuata, Brack. Fil. U. S. Expl. Exp. p. 21. 



Hab. Mexico, from east to west, apparently abundant, Andrieux, n. 33, Mar- 

 tens and Galeotti, n. 6350, Schaffner, Liebmann, Linden, n. 1544, Jurgensen, n. 

 677. Sierra Madre, N.W. Mexico, Seemann, n. 1935. Western Texas and El 

 Paso, C. Wright, n. 614 and 815. Caracas, Linden, n. 511. Ecuador, valley of 

 the Andes, alt. 7000 feet, Jameson, n. 6. Tucuman, on earthen walls, Tweedie. — 

 Var. ;3, Mexico, Liebmann, in Herb, nostr.. Dr. J. Gregg ; Sierra Madre, N.W. 

 Mexico, Seemann, n. 1928. — Var. y, Banos, Andes of Peru, Brackenridge, in 

 Herb, nostr. — Our var. /3 is a very remarkable and elegant form, with pinnse in 

 shape much resembling those oi Asplenium Trichomanes. The upper sides of the 

 pinnse are hoary with greyisli down. 



2. N. ferruginea, Hook. ; caudex creeping sending down 

 long fibrous roots and having on the upper side bulbiform 

 scaly buds which are frondiferous, stipites clustered 2-4 

 inches long rigid tomentose at length naked and black, 

 fronds 6-8 or 10 inches long erect firm-coriaceous lanceolate 

 pinnate, pinnae horizontal sessile \ an inch or a little more 

 long oblong obtuse dentato-pinnatifid villous above densely 

 ferrugineo- or albo-pilose, segments or teeth 6-8 on each 

 side short uniform, the margins more or less revolute and 

 subinvolucrate, sori very black. Hook. 2d Cent, of Ferns, t. 

 52. Cheilanthes, Willd. in Kaulf. En. Fil. p. 209. Metten. 

 Cheilanth. p. 23. Nothochlsena rufa, Pr. Rel. Hank. i. p. 19. 

 Liebm. Fil. Mex. p. 62. N. tomentosa, Desv. Journ. Bot. iii. 

 p. 92. N. trichomanoides, Mart, and Gal. Fil. Mex. p. 45 

 {not Br.). 



Hab. S. America (" Vahl, Herb.") : Peru, Mathews ; Ecuador, Jameson, n. 67, 

 47, and 7, Spruce, n. 5325, Pcejjpig ; Columbia, Moritz, n. 250; Santa Martha, 

 Purdie, Linden, n. 514; Guateuiala and Mexico, Galeotti, n. 3465, alt. 3-5000 



