44. NEPHRODIUM, LASTREA. 271 



ft Veinltts forked. Sp. G6-73. 



GG. N. (Last.) Thelypteris, Desv. ; rhizome slender, wide-creeping ; st. about 

 1 ft. 1., slender, stramineous ; fr. 1-2 ft. 1., 4-6 in. br. ; pinnae spreading, 2-3 

 in. L, | in. br., cut down very nearly to the rachis into entire spreading linear- 

 oblong lobes, those of the barren frond the broadest ; lower pinnae equalling the 

 others ; upper veinlets simple, lower ones forked ; texture herbaceous ; rachis and both 

 sides naked ; sori small, not confluent, in rows near the recurved edge. Brit. F. 

 t. 13. /3, N. squamulosum, Hk. ; rachis of the pinnae slightly scaly. Hk. Sp. 4. 

 p. 88. Hemestheum, Newm. Lastrea Fairbankii, Bedd. Fil. Brit. Ind. t. 254. 



Hab. Norway to Spain, Italy, Cashmere (5-6,000 ft.), and Amur-land ; Cape Colony, 

 Natal, Angola, New Zealand ; United States, Canada, Bermuda, Japan. 



67- N. (Last.) montanum, Baker ; st. short, tufted ; fr. l-2 ft. L, 6-8 in. br. ; 

 pinnae 3-4 in. 1., 1 in. br. at the base, cut down to a broadly-winged rachis into 

 close, blunt, oblong lobes ; lower pinnae distant, and gradually dwarfed down to 

 mere auricles ; texture herbaceous ; rachis naked, or slightly scaly below, under 

 surface glandular ; lower veins forked ; sori in rows near the edge. Polyp. Vogler. 

 N. Oreopteris, 'Desv.Hk. Sp. 4. p. 90 ; Brit. F. t. 14. Hemestheum, Neum. 



Hab. Lapland to Spain, Greece, and Georgia. 



68. N. (Last.) apiciflorum, Hk. ; st. tufted, 6-12 in. L, clothed throughout with 

 linear spreading scales ; fr. 2-3 ft. 1., 8-12 in. br. ; pinnce close, lanceolate, the 

 largest 4-6 in. 1., |- in. br., cut down to the rachis into uniform, close, blunt, 

 subentire lobes ^ in. br. ; rachis more or less scaly ; texture herbaceous, under 

 side naked ; sori 6-8 to a lobe, confined to the upper third ; invol. firm, prominent. 

 Hk. Sp. 4. p. 112. t. 248. 



Hab. N. India up to 9,000 ft. Like N. Filix-mas in general habit, but remarkable in 

 the sori being restricted to the tip of the lobes. 



69. N. (Last.) microsorum, Hk. ; st. 1 ft. or more 1., fibrillose, especially below ; 

 fr. 2 ft. L, 1 ft. br. ; pinnce 6 in. 1., 1^-11 in. br., cut down to the rachis below 

 into close, blunt, entire lobes ^ in. br., lower ones not reduced ; texture herbaceous ; 

 rachis fibrillose, those of the pinnae and lobes villose, under surface naked ; veinlets 

 8-9 on a side, most of them forked ; sori midway between the edge and midrib. 

 Hk. Sp. 4. p. 106. 



Hab. Foot of Mount Chirnborazo, Spruce. 



70. N. (Last.) griseum, Baker ; st. firm, erect, grey, villose upwards ; fr. l|-2 

 ft. 1., 8-9 in. br., oblong-lanceolate ; pinnce close, 3-4 in. 1., f- in. br., narrowed 

 gradually from the base to the apex, cut down nearly to the rachis into blunt, 

 entire lobes 2 lin. br., with recurved edges ; texture subcoriaceous ; rachis villose, 

 and veins beneath slightly so ; veinlets about 10 on a side, mostly forked ; sori 

 small, submarginal ; invol. ciliated. Lastrea, Bedd. Fil. Brit. lud. t. 335. 



Hab. Cochin, S. Hindostan, Rev. Mr. Johnstone. 



71. N. (Last.) sagenioides, Baker ; st. tufted, slender, 6-12 in. L, dark chesnut- 

 brown, scaly below ; fr. 12-24 in. 1., 6-12 in br., oblong-lanceolate ; pinnce 3-6 

 in. 1., 1 in. br., the lowest pair rather shorter than the others, and deflexed ; lobes 

 cut down to a broadly-winged centre, linear-oblong, blunt, entire or slightly 

 crenate ; texture papyraceo-herbaceous ; rachis polished, like the stem ; veinlets 

 6-8 on a side, the lower ones forked ; sori in rows near the edge ; invol. fugacious. 

 Aspid. Mett. N. melanopus, Hk. Sp. 4. p. 110. 



ILib. Malayan Peninsula and Isles. A very distinct plant, resembling some of the 



