504 POLYPODIUJI. 



20G*. N. (Sagen.) nigrescens. Baker ; st. 1-2 ft., grey or slightly castaneous, 

 like racliises ; fr. l|-2 ft. each way, deltoid, tripinnatifid ; lower pinnce stalked, 

 deltoid, unequal-sided, -g-f ft. br., with lanceolate jnnnl., the lowest deeply pin- 

 natifid ; texture memln-anous ; surfaces suhglahrous, dark-green ; areolae copious, 

 with free included veinlets ; sori conipital, moderately large, irregularly 1-3-serial 

 between midrib and edge of final lobes, distant from midrib. — Aspidium, Melt. 

 Kuhn, Fil. Afr. p. 137. 



Hab. Upper Guinea, Barter, 3Iann. — Cutting of ckuiarium, with diflferent veining 

 and more irregular sori. 



211*. N. (Sagen.) heterosorum, Baker; St. and racliises naked, brown-stra- 

 mineous \fr. deltoid, 2 ft. or more 1., simply pinnate ; pinnae multijugate, stalked, 

 ligulate-lanceolate, gemmiparous in axils, entire, acuminate, 6-9 in. 1., l|-2 in.br.; 

 texture firm but tliin ; surfaces bright-green, naked ; main veins \-\ in. apart ; 

 areolce very minute, with copious free included veinlets ; sori scattered, very 

 copious, often confluent.— Sagenia heterocarpa, Bedd. F. B. 1. 1. 47. 



Hab. Chittagong, Ilk. fil. d' Thomson. 



211*. N. (Sagen.) Simonsii, Baker ; st. l|-2 ft., naked, ebeneous,like rachises; 

 fr. deltoid, bipinnatifid, \-\\ ft. 1. and br. ; pinnm bijugate below the pinnatifid 

 apex, lanceolate, 1^-2 in. br., lowest stalked, with a pair of large lanceolate />m?<?. 

 at the base ; texture membranous ; surfaces bright-green, glabrous ; main veins 

 \-h in. apart ; areolce fine, with copious free veinlets ; sori minute, irregularly 

 S-l-serial between main ribs ; inv. minute, fugacious. 



Hab. East Himalayas, Griffith, Simons. 



216*. N. (Sagen.) confliiens, F. Muell. ; st. naked, castaneous ; yV. deltoid, 

 1-1^ ft. each way, tripinnatifid ; lower pinnce largest, deltoid, unequal-sided, with 

 large lanceolate ^jmj?j/., the lowest deeply lobed ; rachises pubescent, castaneous; 

 texture moderately firm ; surfaces bright-green, densely pubescent on the ribs ; 

 areolce fine, distant, with copious free included veinlets ; sori large, uniserial 

 near the main veins ; inv. minute, fugacious. — Aspidium, 31ett. Kuhn, Linn. 36. 

 p. 125. 



Hab. Queensland ; communicated by Dr. Mueller, 



216*. N. (Sagen.) Barclayi, Baker ; st. and rachises ebeneous, nearly naked ; 

 fr. deltoid, \\ ft. each way, bipinnatifid ; pinnce 4-jugate below the pinnatifid 

 apex, the central simple, 1-1^ in. br., the lowest stalked and cut down to the 

 rachis below into lanceolate 2>^^"^^' >' texture membranous ; surfaces dark -green, 

 naked except ribs below ; main ribs 3-4 lines apart ; areolce rarely appendiculate ; 

 sori small, compital, distinctly biserial. — Lastrea Barclayi, Carruth. Fl. Vit. 

 p. 359. 



Hab. New Ireland, Labillardiere, Barclay. 



XLVIII.— POLYPODIUM. Page 304—369. 



1*. P. (Pheg.) Maximowiczii, Baker ; st. 2-3 in., tufted, naked, castaneous ; 

 fr. lanceolate, simply jiinnate, 9-15 in. 1., 1 in. br. at middle, narrowed to both 

 ends, often rooting at the tip ; pinnce sessile, lanceolate, subacute, inciso-crenate, 

 H-2 lin. br., auricled on the upper, cuneate-truncate on the lower side at the 

 base, many lower reduced and deflexed ; rachis stramineous, naked ; tezttire 

 thin but firm ; surfaces naked, dark-green ; vei)is simple, erecto-patent, forked 

 in the auricle, one to each lobe, with a minute terminal sorus. 



Hab. Nagasaki, Japan, Maximowkz, 176. 



