FLORA VITIENSIS. 371 
soris magnis, oblongis, inferioribus 2 v. pluribus inter venas pinnatas, superioribus solitariis.— Poly- 
podium caudiformis, Blume, Fil. Jav. p. 146. t. 54. f. 2. Grammitis caudiformis, Hook. Sp. Fil. 
vol. v. p. 158.— Viti (Milne!). Also from Aneitum (M‘Gillivray !). 
2. L. lanceolata, Presl, Tent. Pter. p. 215; rhizomate repente, paleis ovato-lanceolatis acumi- 
natis onusto ; stipitibus brevissimis, basi paleaceis ; frondibus coriaceis, glabris, lanceolatis, acumi- 
natis, basi attenuatis et longe decurrentibus; venis immersis; soris elongatis, valde obliquis.— 
Grammitis lanceolata, Sw. Syn. Fil. p. 22 and 212. Antrophyum lanceolatum, Blume, Fil. Jav. p. 84. 
Silliguea lanceolata, Fée, Gen. Polyp. p. 177. Silliguea involuta, Brack. (non Don) U.S. Expl. 
Exped. Filices, p. 58.— Viti (Seemann! n. 725; U. S. Expl. Exped.). Also from Tahiti (Nelson !) 
and Solomon Islands (Milne !). 
XLII. Antrophyum, Kaulf. Enum. Fil. p. 197. Sporangia in soros lineares elongatos flexu- 
osos spe interruptos immersos raro superficiales collecta. Venge reticulate, areolas elongato- 
hexagonoideas constituentes, —Filices rhizomate repente, frondibus simplicibus, coriaceis v. membra- 
naceis.— Polytemium, Desv. Ann. Soc. Linn. Par. vol. vi. p. 218. 
The following species occur in tropical Polynesia in addition to those described :—1. A. Grevillii, Balf. 
Ann. Nat. Hist. ser. 2. vol. ii. p. 11. pl 1 (4. angustatum, Brack.), from Tahiti (Menzies! Barclay ! 
Collie! U.S. Expl. Exped.; Sibbald). 2. A. reticulatum, Kaulf. Enum. Fil. p. 198, from Society Islands 
(Forster !), Tahiti (Banks and Solander! Collie! Barclay !), Christmas Island (Collie !). 
1. A. plantagineum, Kaulf. Enum. Fil. p. 197 ; rhizomate brevi, repente ; stipitibus elongatis, 
basi squamis linearibus subulato-attenuatis serratis tectis; frondibus lanceolatis, acutis v. acumi- 
natis; costa evanescente; soris anastomosantibus, immersis.— Hemionitis plantaginea, Cavan. Præl. 
n. 643.— Viti (Harvey !). Also from Erromango (M‘Gillivray !), Aneitum, New Hebrides (M'Gil- 
Пугау !), Tahiti (Barclay! U.S. Expl. Exped.). 
2. A. Lessonii, Bory, Voy. Coquille, p. 254. t. 28. f. 2; rhizomate brevi, repente ; stipitibus 
elongatis, squamis lanceolatis acuminatis remote denticulatis tectis; frondibus ovoideo-elongatis, 
utrinque attenuatis, ecostatis, integris, coriaceis; soris linearibus, raro reticulatis, immersis.—Viti 
(Seemann! n. 717). Also from Society Islands (Forster !), Raiatea (Collie !), Mallicollo (Sinclair !), 
Tahiti (Barclay! Banks and Solander!). 
3. A. subfalcatum, Brack. U. S. Expl. Exped. Filices, p. 65; rhizomate repeute, squamis 
ovato-lanceolatis serratis tecto; frondibus cæspitosis, membranaceis, subcostatis, lineari-ianceolatis, 
acuminatis, basi angusto-attenuatis, sessilibus; soris anguste linearibus, immersis.—A. Brookei, ' 
Hook. Second Cent. Ferns, pl. 79.—Viti (Græffe ! U. S. Expl. Exped.; Milne). Also from Samoan 
Islands (Parker). 
4. A. semicostatum, Blume, Fil. Jav. p. 110; rhizomate repente, squamis lanceolatis denti- 
culatis tecto; frondibus obovato-lanceolatis, acuminatis, basi attenuatis, stipitatis, membranaceis ; 
soris angustis, rectiusculis, subimmersis.— Viti (U. S. Expl. Exped.). Also from Mallicollo (Sinclair !), 
Samoa (Powell! U.S. Expl. Exped.), Tahiti (U. S. Expl. Exped.; Durville), New Ireland (Labil- 
lardiére). 
XLIII. Vittaria, Smith, Act. Taur. vol. v. p. 418. t. 9. f. 5. Sporangia in sporos lineares 
continuos sulcis extrorso-marginalibus plus minusve immersos collecta. Venæ obscuræ, simplices, ad 
marginem fructiferum coalitze.—Filices rhizomate repente, meg longis dentatis tecto, frondibus 
linearibus glaberrimis coriaceis, margine integris. 
