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ASPLENIUM. 



ASPLENIUM AdIANTUM-NIGRUM. (L.) Caudex stout (old ones thickly clothed with the remains of old stipites) hori- 

 zontal, stipites densely tufted castaneous and generally ebeneous at the base often a span and more long, frond a span to a foot and more 

 long ovate or ovato-oblong acuminate firm membranaceo-coriaeeous intent bi-tripinnate, primary pinnae petiolate ovato-acuminate, secondary 

 also petiolate, tertiary usually sessile from a cuneate base ovate or oblong or lanceolate or even linear more or less acuminate but obtuse 

 Inciso-pinnatifid lobes coarsely and sub-spinuloso-serrate, veins pinnated erecto -patent, sori copious approximate linear-oblong at length 

 confluent, involucres firm-membraiiaceous pale brown entire, rachises alate.— Hook Sp. Fil iii. 187. — Linn. Sp. PL p. 1,541. — Sw. Syn. 

 FH pt Ql.— Willd. Sp. PL v. p, MG.—Schh Fil. p. 74 t 80 A.— Engl. Bot. t. 1,950.— Metten. Asplen, p. 144.— Moore Ferns. Fat. 

 Print t. 36.— Moore Ind. Fil. p. 109.— A. Oreopteris, L. (according to Moore j but Mettenius refers this to the var. acutum). A. argu- 

 tum, Klfs. En. Fil. p. 176 ;— A. humile, Bl. En. Fil. Jav. p. 185 ;— A, Silesiacum, Milde j— A. nigrum, Bemh. ;— A. luridum, Salisb. ;— 

 A. capense, L. (fide Moore) Tarachia, Pr. — Var. /? acutum, Pollin. ; pinnae pinnules and segments narrower often linear acute or acuminate. 

 Moore Brit. Ferns. Nat Print t, 37; — A. acutum Bory, in Willd. Sp. PL v. p. 347 ; — A. productum, Lowe, Trans. Camh\ Phil. Soc. vi. 

 p t 524. — Var. y obtusum, Moore ; pinnules and lobes very broad more acutely dentate ; — A. Ad. nigr. v. Capense, Schlecht. Adumbr. Fil. 

 Cap. p. 31 t. 18 ;— A. obtusum, Kit. Willd. Sp. PL v. p. 311 ;— A. cuneifolium, Vis. Fil. Hal. Fragm. p. 16 t. 18 j— A, Serpentini, 

 Tausch. and Henfi. Aspl. Eur op. p. 81 t. 1, 2. — Mr. Moore refers hither, A. fissum, Weinm. ; — A. forsteri and A, novum, Sadl. ; — A, 

 incisum, Opiz ; — A. multicaule, Scholtz. and A. tabulare, Schrad, 



The specimen figured is from Simla, 



Hab. All three varieties are found throughout Europe and Northern Asia, N. and S. Africa, Madeira, the Canaries, Azores, 

 Cape de Verd Islands, St. Helena, Abyssinia, Java. In Northern India they are found in Afghanistan and at Mussoorie, Kashmir, 

 and Simla, 



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