FLORA VITIENSIS. 361 
interdum tuberifero ; frondibus pinnatis ; pinnis articulatis.— Nephrodium, Link, Fil. Sp. (non Rich.) 
Lepidoneuron, Fée, Gen. Polyp. p. 801. 
The following species have been noticed in tropical Polynesia :—1. JV. exaltata, Schott, Gen. Fasc. 1, 
from the Sandwich Islands (Hillebrand !), Oahu (Macrae ! Barclay! n. 1227), and Maui (Collie !), Tahiti 
(Nelson! Barclay !), Tongan Islands (Nelson!), and New Hebrides, Aneitum (M‘Gillivray!). 2. N. ra- 
mosa, T. Moore, Ind. Fil. p. 102, from Samoa (Powell !). 
1. N. tuberosa, Presl, Tent. Pter. p. 79; rhizomate oblique fibroso ; stipitibus fasciculatis, 
brevibus, supra dense infra laxe paleaceis ; frondibus subcoriaceis, linearibus, pinnatis ; pinnis approxi- 
matis v. imbricatis, basi inzequaliter cordatis, lobo inferiore plus minus rotundato, superiore auricula- 
tim producto, oblongis, obtusis ; sterilibus serratis, fertilibus undulato-serratis, auricula integerrima, 
majuscula acuta, dorso rachis pinneeque proxime superioris incumbente ; venis furcatis, ramis anteri- 
oribus soriferis; soris obliquis; indusio semiorbiculari v. subreniformi, versus apicem pinnse libero. 
—Aspidium tuberosum, Bory in Willd. Sp. Pl. vol. v. p. 234. N. cordifolia, Baker (ex parte), Syn. 
Fil. p. 300 (non Polypodium cordifolium, Linn.)—Viti (Seemann! n. 749). Also from Aneitum 
(M‘Gillivray !). 
2. N. acuta, Presl, Tent. Pter. p. 79; stipitibus subteretibus, antice sulcatis, flavicantibus, 
paleaceis ; frondibus membranaceis, viridibus, glabris, oblongo-lanceolatis, pinnatis; pinnis alternis, 
subsessilibus, patentibus, lanceolatis, acutis, crenatis, basi truncato-rotundatis, sursum latioribus, non 
autem in lobulum dilatatis; venis 3—4-furcatis; soris inter costam et marginem positis, v. submargi- 
nalibus, indusio reniformi-orbieulare.— Aspidium acutum, Schkuhr, Fil. p. 32. t. 31. A. biserratum, 
Schkuhr, Fil. p. 34. t. 33.— Viti, Ovalau (M‘Gillivray !), Sandalwood Bay (U. S. Expl. Exped.). Also 
from Tahiti (Banks and Solander!), and Aneitum, New Hebrides (M‘Gillivray !). 
3. N. hirsutula, Presl, Tent. Pter. p. 79; stipitibus teretibus, antice sulcatis, paleaceo- 
hirsutis; frondibus oblongo-lanceolatis, pinnatis; pinnis pilis paleaceis pubescentibus, alternis, sub- - 
sessilibus, patentibus, faleato-lanceolatis, acuminatis, crenatis, apice serratis, basi truncatis, utrinque 
auritis, auricula sursum spectante longiore angusta acutiuscula, deorsum spectante, oblique rotun- 
data; nervis furcatis; soris submarginalibus, indusio orbiculari-reniformi,— Polypodium hirsutulum, 
Forst. Prodr. n. 439. — Aspidium hirsutulum, Schkuhr, Fil. p. 33. t. 33. Nephrodium hirsutulum, 
Gaud. Bot. Freyc. Voy. p. 339. Aspidium pilosum, Langsd. et Fisch.—Viti (Seemann! n. 744 ; 
Harvey! U. S. Expl. Exped. ; Greeffe!). Also from Pacific Islands (Forster !), Tahiti (Banks and 
Solander !), Isle of Pines (M‘Gillivray!), Upolu (Sir E. Home!), and Wallis’ Island (Sir E. 
Home !). 
Var. B. nudiuscula, Solander, ms. in Prim. Flor. Ins. Oc. Pac. (ined.) ; stipitibus pilis paleaceis 
e flavo-ferrugineis adpressis; pinnis latioribus pallidioribus, minusque pubescentibus ; soris margina- 
libus.—Oahu (Nelson!), Tonga Islands (Nelson!), and New Hebrides, Aneitum (M‘Gillivray !), 
Tana (Barclay !). 
4. N. saligna, Carr. in Herb. Mus. Brit. ; stipitibus levissimis, strictis, tenuibus, antice late 
canaliculatis, basi paleaceis; frondibus glaberrimis, longissimis, lineari-lanceolatis, pinnatis ; pinnis 
alternis, sessilibus, remotis, lanceolatis, acuminatis, basi cuneatis, articulatis, margine serratis; venis 
3-4-furcatis, ramis anterioribus apice soriferis; soris submarginalibus magnis; indusio orbiculari- 
reniformi integro.—Polypodium salignum, Solander in Herb. Mus. Brit. Nephrolepis splendens, 
Presl?, Brack. U. S, Expl. Exped. p. 212.— Viti (Seemann! n. 743; Sir E. Home! U. S, Expl. 
Exped.).—Also from Tahiti (Banks and Solander !), and Mangsi Islands (U. S. Expl. Exped.). 
5. N. trichomanoides, J. Sm. in Hook. Journ. 1841, p. 413; rhizomate repente, filiformi, 
hirsuto ; stipitibus brevissimis, teretibus, articulatis; frondibus membranaceis, ovato- v. lineari-lanceo- 
