NEPHRODIUM, § LASTREA. 127 



long bi-tripinnate, primary pinna) rather distant upper ones 

 from a broad truncated base oblong inferior ones ovate both 

 gradually acuminate, secondary ones and pinnules close- 

 placed ovate or oblong sessile more or less coarsely spinuloso- 

 serratcor pinnatifido-serrate, sori chiefly on the upper half of 

 the frond in two rows on each pinnule, involucres entire or 

 fringed with glandular hairs. Hook. Brit. Ferns, t. 18. 



a, hipinnatmn ; scales of the stipes ovato-acuminate brown 

 often paler towards the margin. Hook. I. c. — Aspid. spinulo- 

 sum, Sw. Syn. Fil. p. 420. Schk. FiL p. 48. t. 48 b and c 

 {very good.) Willd. Sp. PL v. p. 252. Engl. Bot. t. 1460. 

 Hook, et Am. Brit. FL ed. 7- p- 586 {var. a). Asa Gray, 

 Man. of Bot. Ilhistr. p. 597. Chapm. FL o/S. U. St. p. 595. 

 Lastrea, Pr. Pappe and Rawson, Syn. FiL Afr. Austr. p. 13. 

 Polystichum spinosum, Roth. Lophodium, Neivm., and 

 Lophod. glandulosum and uliginosum ? Neivm. Lastr. cris- 

 tata, 7 spinulosa, Moore, Handb. of Brit. Ferns, p. 115 {tJds 

 is also quoted under L. cristata, as var. uliginosa), ed. 3. p. 

 122. 



/3, dilatatum ; scales of the stipes ovato-lanceolate fre- 

 quently firm dark-brown with a pale margin, fronds generally 

 broad-ovate or subdeltoid tripinnate, involucres often witlx 

 glandular hairs at the margin. Hook. Brit. Ferns, t. 19. — 

 Aspid. dilatatum, TFilld. Sp. PLv.p.263. EngL Bot. t. 1461. 

 Sw. Stj7i. FiL Add. p. 421. Hook, et Am. Brit. FL ed. 8. p. 

 586. Lastrea, Pr. Moore. Polypod., Hoffm. Aspid. spi- 

 nulosum, var. dilatatum, Hook, et Am. Brit. FL ed. ^. p. 586. 

 Asa Gray, Man. of Bot. Illustr. p. 597- Chapm. FL of S. U. 

 States, p. 595. Aspid. campylopterum, Kze. Lastrea multi- 

 flora, Neivm. Polypodium tanacetifolium, Hoffm. [large and 

 very compound.) 



7, cemulum ; "fronds triangular or triangular-ovate spread- 

 ing tripinnate, pinnules concave, pinnulets pinnatifid, the nu- 

 cronately-serrated lobes curved upwards, scales of the stipes 

 concolorous narrow-lanceolate laciniate or fimbriate con- 

 torted, involucre margined with minute sessile glands." Moore. 

 — Hook. Brit. Ferns, t. 20. Polypodium eemulum, SoL in 

 Ait. Hort. Kew, ed. \.v. iii. 2^- 466 [jide .Johnson, in Hook. 

 Kew Gard. Misc. ix. p. 263). Aspidium, Sw. Syn. FiL p. 

 60. Willd. Sp. PL V. p. 283. Ait. Hort. Keiv. ed. 2. v. v. 

 p. 513. Metten. Aspid. p. 58. Lastrea, Brack. Fil. U. S. 

 Expl. Exp. p. 200. J. Sm. Cat. Keio Ferns, p. 58. Moore, 

 Handb. of Brit. Ferns, ed. 3. p. 139. Nephrodium Foenisecii, 



