NEPHUODIUM, § i:Ui\El»llKODIUM. 81 



1810). But I do not see, from Brown's brief characters, how it differs from his 

 unilum, except tiiat it is said to he downy heneatli, whereas uni/utn is descrii)ed 

 as glabrous. Burmann's tigure well represents our plant ; my reference to 

 Schivuhr's Axpid. gongylodes is equally satisfactory for the puhesceiit state. And 

 I have now little hesitation in considering most of the ahove synonyms and the 

 localities, entirely taken from my own herbarium, correct. 



33. N. (Euneplirodium) unitum, Sieb. ; root long creeping 

 underground densely rooting, stipites a span to a foot and 

 more long stout glossy brown, fronds 1-2 feet long rigid- 

 coriaceous oblong acuminate suddenly contracted and at- 

 tenuated at tlie base (by the dwarfing of the ])innfc there) 

 glabrous above cano-tonientose beneath especially on the ra- 

 chis costoe and veins, pinnated, pinna3 numerous approximate 

 4-6 inches long erecto-patent from a truncated sessile sub- 

 hastate base linear-oblong gradually acuminated 2>-G lines 

 wide the margin pinnatifid, lobes short triangular ovate acute 

 rigid the margins a little reilexed, veinlets very prominent 

 beneath, three or four of the lowest pair uniting and at their 

 junction excurrent and forming as it were a false or interme- 

 diate vein reaching to the sinus, sori copious on all the veins 

 crowded at length confluent, involucres small reniform at 

 length glabrous. — Sieber, Syn. Fit. n. 43. Metten. Aspid. p. 

 107. irull. Cat. 71. 358 {not of Sw. Syn. Fil. p. 47, nor of 

 Schk., ivhich is A. propinquum, Siv.) . Nephrodium, Schott. 

 Polystichum, Gaud, in Freyc. Voy. Crypt, p. 325. Aspid. 

 callosum, B/. Aspid. lanuginosum, Bory, in Herb. Hook, {not 

 of Willd. in Kaulf. En. Fil. p. 244, which is a tripinnate spe- 

 cies). Aspid. aridum, Don. A. venulosum, IVall. Cut. n. 

 352. Polypod. scabridum, IVall. n. 302. Aspid. cucullatum, 

 Bl. En. Fil. Jav. p. 151. Nephrod. canescens, J. Sm. in Hook. 

 Journ. Bot. iii. ^.411 {>iot Wall.). Aspid. pteroides, Bl. {not 

 Sw. ? Nephrodium mucronatum, J. /S'm. N. Smithianum, 

 Pr. 



Hab. Mauritius, Sieber, n. 43 and 292, Bojer, Wallich, Cat. n. 358, Telfair, 

 and others. Island of Johanna, East Coast of Africa, Hutton, Lieut. Speke. 

 Madagascar. Forbes, Lyall. India, frequent : Himalaya, etc.. Hook. fil. and 

 T/iomson ,• Nilghiri, U'iylil, n. 115, Beddome, n. 138. Malay Islands: Java, 

 Blume, Thos. Lobb, De Vriese and Teijsmann, n. 256, 521, 534, 544, 549, and 

 429 ; Malacca, Grijjilh ; Borneo, Barber ; S. Ilocos, Cuminfj, n. 254 (Nephrod. 

 canescens, /. Sin.) ; Luzon, Cuming, n. 278 (N. mucronatum, J. Sm.). Ceylon, 

 Gardner, n. 53. China : Hongkong, C. Wright. Fecjee Islands, llurvey. See- 

 mann, n. 736, Brackenridge, Milne. Teviot River, N. lloll., Fraser. Pacific 

 Islands, Coral Islands, Bcechey (N. propinquum. Hook, et Am.). New Caledonia 

 C. Moore. Isle of Pines, Milne. Friendly and Society Islands, Cuming, Night- 

 ingale, Matheivs; and Loo Choo (" Nephr. soplioroides, Desi<."). — A well-marked 

 and very distinct species of singularly rigid habit, and very prominent venation 



VOL. IV. M 



