493 



often restricted to upper side of pinnae ; inv. large ( lin. br.), convex, mem- 

 branous, dark-brown, glabrous. Decad. 7. p- 34.1. 



Hab. Japan and Manchuria. 



13*. A. auriculatum, S A. obliqnum, Don ; dwarf er than type, seldom above 

 \ ft. high, simply pinnate ; pinnae shorter and broader, narrowed more suddenly 

 to an often bluntish point, and more bluntly toothed. A. ceespitosum, Wall. 



Hab. Himalayas. 



37*. A. aristatum, S A. assamicum, Kuhn ; fr. subcoriaceous, tripinnatifid ; 

 lower pinnl. distant, long-stalked, oblique, lanceolate-acuminate, deltoid-cuncate 

 at base, 3-4 in. 1., cut down nearly to rachis into crenate ascending oblong-lan- 

 ceolate segm. -f in. 1., half as broad. Linn. 36. p. 108. 



Hab. Assam, Falconer. 



49*. A. nicaraguense, Baker ;fr. dimorphous ; st. of barren 4-6 in., castaneous, 

 with a few lanceolate scales near base ; blade oblong-lanceolate, entire, 6-9 in. 1., 

 2|-3 in. br., acuminate, rounded or cordate at base ; texture firm, membranous ; 

 surfaces naked, bright-green ; main veins erecto -patent, distinct nearly to edge, 

 with copious distinct areolse, with forked or simple included veinlets ; fertile fr. 

 smaller, longer-stalked ; sori in rows close to the main veins, 6-10 between mid- 

 rib and edge. Bathmium nicaraguense, Fournier, Bat. Zeit. 1873. p. 7. 



Hab. Chontales, Ralph Tate, 40 ; Levy, 451. 



XLIV. NEPHRODIUM. Page 259-300. 



6*. N. (Last.) Sancti-gabrieli, Baker ; st. 18 in. 1., pale-brown, with a few lan- 

 ceolate scales near the base ; fr. lanceolate-deltoid, 2 ft. 1., simply pinnate ; pinnce 

 numerous, lowest largest, linear-ligulate, short-stalked, narrowed gradually to 

 the point, 5-6 in. 1., ^-| in. br., crenate, square, and much auricled on the upper, 

 cuneate-truncate on "the lower side at the base ; texture thin, but firm ; surfaces 

 dark -green, naked ; veins pinnate in lower lobes ; sori 2-4-serial between edge 

 and midrib, 5-6-serial in lowest lobe; inv. fugacious. Polypodium, edit. 1. 

 p. 304. 



Hab. Amazon Valley, Spruce, 2153. 



13*. N. (Last.) Walkerm, Baker; st. 1-1 ft., substramineous, clothed throughout 

 .with linear scales ; fr. If -3 ft. 1., oblong-lanceolate, simply pinnate ; pinnae nu- 

 merous, linear-ligulate, short-stalked, acuminate, crenate, lower 5-6 in. 1., |-1 

 in. br., square or broadly cuneate on upper, cuneate-truncate on lower side at 

 base ; texture snbcoriaceous ; surfaces dull-green, naked ; veins in pinnated groups; 

 sori 2-3-serial between midrib and edge ; inv. very fugacious. Polypodium, 

 edit. \.p. 305. 



Hab. Ceylon, C. P., 3276. Besides the type as described, there are two striking 

 varieties, one with similar pinnae, cut down nearly or quite to the rachis below into 

 blunt oblong-ligulate lobes, and a second with lanceolate lower pinnae 2-3 in. broad, with 

 20-30-jugate lanceolate-crenate pinnules. 



17*. N. (Last.) Lindeni, Baker ; st. 3-6 in., tufted, slender, grey-stramineous, 

 densely clothed near base with spreading linear brown scales ; fr. lanceolate, 6-!) 

 in. 1., 2-3 in. br., bipinnatifid ; lower pinnce lanceolate, short-stalked, 1-lf in. 1., 

 l-f in. br., cut down nearly to midrib into inciso-crenate close blunt lobes 1-1-J 

 lin. br. ; lowest pinnae and their lowest pinnl. rather reduced ; rachis slender, 

 with a few scattered scales ; texture membranous ; midrib on both sides obscurely 



