290 44. NEPHRODIUM, §§ EUxVEPHRODIUM. 



about halfway to the midrib into subtriangular, falcate, acute lobes, the lowest not 

 smaller than the next pair ; texture subcoriaceous ; rachis and both surfaces 

 naked; veins pinnate in the lobes, with 6-10 veinlets on a side; 5orj in rows 

 apart from the midrib. — N. augescens, Fee. Hk. Sp. 4. p. 79. 



Hab. West Indies. — According to Giisebacb, tbis is the Serra of Swartz. It is 

 distinguished by its very narrow rigid pinnae, with deep sharp lobes. 



167- N. pallidivenium, Baker ; st. 1 ft. or more 1., stramineous, naked or 

 nearly so ; fr. 2-3 ft. 1., 8-12 in. br ; pinnce 4-G in. 1., f-1 in. l)r., cut two-thirds 

 of the way down to the rachis into linear- oblong, slightly falcate lobes ; lower 

 pinnce not much smaller than the rest ; texture coriaceous ; under surfaces naked 

 or villose ; veinlets close, prominent, 12-16 on a side, the small sori in close rows 

 about midway between the midrib and edge. — Polyp. Hk. Sp. 5. p. 8. 



Hab. Guinea Coast, Vogel, Barter, Mann; and gathered in the Livingstone Expedition 

 on the shores of Lake Nyassa. — Characterized in the gioup by its rigid texture, deep, 

 close lobes, and very numerous veinlets. 



108. N. invisiim, Carruth. ; rhizome stout, wide-creeping ; st. 1 ft. or more 1., 

 stout, brownish, villose ; fr. \\-2 ft. 1., 8-12 in. br. ; pinnce numerous, 4-.5 in. 1., 

 \ in. br., cut about one-third down into sharp, triangular, falcate lobes ; lower 

 piniice distant and dwarfed ; texture subcoriaceous ; rachis and under surface 

 villose ; veins pinnate in the lobes, with 6-8 veinlets on a side ; sori in rows 

 close to the midrib ; caps, setose. — Polyp. Forst.l Aspidium dissectum, Mett. Fil. 

 Ind. p. 22,2. 



Hab. Common in the Polynesian Islands. — Very like N. cucullatum, from which it ia 

 distinguished by its setose capsules and lower pinnse not dwarfed. 



169. N. procurrens, Baker ; st. 2 ft. 1., villose above ; fr. 18 in. 1., 10 in. br. ; 

 pinnce 5-6 in. 1., cut down to a narrow wing into oblong, obtuse lobes, the 

 lowest not much shorter than the others and deflexed ; rachis and both surfaces 

 more or less villose ; texture herbaceous ; veinlets 5-6 on a side, with sori midway 

 between the midrib and edge. — Asp. Mett. Fil. Ind. p. 231. 



Hab. Java. — Very like JV, molle, but distinguished by its creeping rhizome. 



170. N. longijjes, Moore ; st. 3-4 ft. 1., livid ; //•. 3 ft. 1., 9-10 in. br. ; pinnce 

 6-6 in. 1., I in. br., cut two-thirds of the way down into oblique, rather acute, 

 oblong lobes, with a distinct sinus between them ; texture subcoriaceous ; upper 

 surface densely hairy on the veins, lower less so; veins 8-10 on a side; sori 

 placed midway between the midrib and edge. — Aspid. Bl. Mett. Fil. Ind. 

 p. 231. 



Hab. Java. — With this we are not acquainted. 



** Lower pinnce conspicuous!!/ reduced. Sp. 171-176. 



171. N. cucullatum, Baker; st. 1 ft. 1., strong, erect, brownish, nearly naked ; 

 fr. 18-24 in. 1., 8-12 in. br. ; pinnce close, 4-6 in. 1., \ in. br., cut down one-third 

 of the way to tbe racliis into triangular, acute, subfalcate lobes ; loyvev pinnce 

 dwindling down suddenly into mere auricles ; texture coriaceous ; rachis and 

 lower surface densely pubescent ; veins pinnate in the lobes, 8-10 veinlets on a 

 side; sori subterminal ; cap.?, naked. — Aspid. i?/. Mett. Fil. Ind. p.22>2. N. 

 unitum, ISieh. Ilk. Sp. 4. p. 81. {in part). N. canescens, Presl. 



Hab. N. India, Ceylon. Malaccas, Mascaren Isles, Fiji. 



172. N. ITaenkeanum, Presl ; st. 1-2 ft. 1., strong, erect, slightly pubescent ; 

 r. 0-4 ft. 1., 12-15 in. br. ; pinnce G-B in. 1., | in. br. ; cut from one-third to 



