S8 NEPllRODIUM, '^ LASTREA. 



tensely Ijlack subulate falcated scales at the base, fronds co- 

 riaceous a span to a foot long coriaceous ovato-oblong glossy 

 ])innate, pinnaj remote 10-13, terminal one often longer than 

 the rest, all petiolate lanceolate 3-6 inches long h-l inch wide 

 coarsely serrated or lobato-sub])innatifid ol)tuse at the base 

 or with two rounded or orijicular loljes there, veins internal 

 pinnated variously soriferous on the back, involucres orbicu- 

 lar witli a narrow sinus, rachis and costae stout pale brown 

 glossy. — Aspidium (Lastrea) podophyllum. Hook, in Keiv 

 Garden Misc. v. p. 236. t. 1, and vol. ix. p. 339 [excl. Si/ti. of 

 Metten.). Metten.Aspid.p. 53. Bentham,Fl. Hongkong. p. AoA. 



Hal). Cliina : Iloiigkongj, frequent, Champion, Bowring, Urquhart, Harland, 

 Wilford, C. iVrif/ht, Lorraine ; Chusan, Alexander. — A most distinct species, by 

 no means to be confounded with A^. Sieboldi. 



**** Pinnate. Pinnce uniformly pinnatifid. .^v. 49-98. 

 (■['helypteris-^roie/;. Sp. 49-00). 



49. N. (Lastrea) Tliehjpteris, Desv. ; caudex very long 

 slender branched creeping black copiously rooting, stipites 

 distant about a foot long slender stramineous black at the 

 base, fronds firm-membranaceous 1-2 feet long oblong acu- 

 minated glabrous or pubescent on the costae beneath pin- 

 nated, pinneR subopposite patent 2-4 inches long sessile 

 linear-oblong acuminated pinnatifid almost to the aj)ex and 

 down nearly to the rachis, segments ovate or oblong acute 

 rarely subfalcate quite entire, veinlets simple the lower once 

 or twice forked, sori copious nearer tlie recurved margin than 

 the costule, involucres cordato-reniform with glandular hairs 

 at the margin deciduous. — Hook. Brit. Ferns, /. 13. h.%\)\- 

 d'mm,Siv.Sijn.FiLp.57. JVi/ld. Sp. PI.x. p.2i9. Schk. Fit. 

 p.bl.t. 52. Sm. Engl. Bot. t. 400. Metten. Aspid. p. 112. 

 Hook, and Am. Brit. Fl. ed. viii. p. 583. Asa Gray, Man. of 

 Bot. p. 526. — fi. squamulosum ; with nearly orbicular scales on 

 the rachis of the pinnre and often at the base of the costule 

 of the segments. — Schlecht. Fil. Cap. p. 23. ^.11. A. The- 

 lypteris, Fappe and Rawson. Nephrod. squamulosum, Hook. 

 Fil. Fl. N. Zeal. ii. p. 30. Aspid. rivulosum, Thunb., and 

 probably A. invisum of For si er. A. parasiticum, Link, Hort. 

 Berol. 



Ilab. Boggy marshy ground, throughout Europe and North America. In Asia : 

 Kai^himr, Jacguemont, n. 3b, T. Thomxon ; Khasya, Hook. fil. and Thomson, n. 

 246 ; Manchuria, JJ'ilford ; Amur, Maximoivicz. — Var. p. Cape of Good Hope, 

 frequent, New Zealand, Colenso, Hatvlane. — A well-known Fern, chiefly of tem- 

 perate regions in the northern hemisplicre ; but occurring in a sligiitly-altered 

 form in South Africa and New Zealand. 



