349 FLORA VITIENSIS. 
gerrimis ; receptaculo incluso Vv. subexserto, —Ovalau, in mountain woods (M‘Gillivray! U, §, Expl, 
=} 
Exped.). 
9. H. multifidum, Sw, Syn. Fil. p. 149; rhizomate filiformi, repente; stipitibus gracilibus, 
teretibus, glabris; frondibus late ovatis, acuminatis, pinnatis; pinnis alternis patentibus, ovato. 
oblongis, bi-tripinnatifidis ; laciniis angusto-linearibus, obtusis, spinuloso-dentatis ; rachi Hlexnosa, 
sursum marginata; soris terminalibus v. supra-axillaribus ; indusio ovato, bipartito, valvis superne 
argute serratis; receptaculo incluso.—Trichomanes multifidum, Forst. Prodr. n, 4738. H. Feejeense, 
Brack, U. S. Expl. Exped. Filices, p. 266, t. 37. f. 2.—Viti Levu (Griefle!) and Ovalau (U, g, 
Expl. Exped.). 
3. H. dilatatum, Sw. Syn. Fil. pp. 147 et 373; rhizomate gracili, repente; stipitibus basi 
teretibus, superne subalatis; frondibus ovato- v. triangulato-oblongis, tripinnatipartitis ; pinnis pri. 
mariis alternis subrhomboideis obtusis v. acutis, secundariis ovatis obtusis; laciniis linearibus, ob. 
tusis; soris terminalibus; indusio orbiculari, receptaculo magno subexserto.--Trichomanes dila- 
tatum, Forst. Prodr. n, 467,—Viti, locality not specified (U.S. Expl. Exped.), | 
4. Hi. flabellatum, Labill. Pl, Nov. Holl. vol. ii, p. 101. t. 250. f. 15 rhizomate gracili, 
flexuoso, repente ; stipitibus filiformibus, nudis, glabris; frondibus ovato-lanceolatis, superne tripin. 
natifidis, imferne pinnatis; pinnis ovatis, acutis, segmentis linearibus obtusis inteegris; soris termi. 
nalibus, solitariis; indusio obovato, basi cuneata immerso, bilabiato, labiis rotundatis integerrimis,— 
Hf, nitens, R. Brown, Prodr, Nov. Holl. p. 159; Hook, et Grev. Icon. Fil. t. 197,—Viti, locality 
not specified (U. 8. Expl, Exped.). 
5, EI. formosum, Brack. U. 8S. Expl. Exped. Filices, p. 208. t. 387; rhizomate gracillimo, 
repente; stipitibus basi teretibus, superne alatis; frondibus erectis, oblongo-lanceolatis, acuminatis, 
tripinnatipartitis; pinnis primariis alternis adscendentibus oblongo-acuminatis, secundariis ovatis 
obtusis subpalmatis; laciniis angusto-linearibus, obtusis, simplicibus v, bifidis; soris paucis, supra- 
axillaribus; indusio orbiculari inflato, basi in laciniam breyem immerso, bipartito, valvis mtegerri- 
mis, seceptaculo brevi apice capitato.—Viti (Seemann! n. 785). Also from Tahiti (U. 8. Bspl. 
Exped.). 
XI. Trichomanes, Linn. Syst. Nat.; Coroll. Gen, Plant. p- 20. n. 991. Sporangia citca 
venam ultra frondis marginem in receptaculum filiformem productam sessilia, indusio frondi 
continuo cyathiformi cincta.—Filicule, rhizomate repente y. caspitoso, frondibus simplicibus pin- 
natis v. decompositis, pellucido-membranaceis, rarissime coriaceis, venis simplicibus furcatis v. pill- 
natis, ramis liberis,—Didymoglossum, Desv. Ann. Soc. Linn. Paris, vol. vi. p. 330. Lecanium, ete, 
Pres], Hymenophyll, in Abhandl. der K, Béhmisch. Gesell. 184, p. 103. t. 1, ete. 
Tn addition to the species described below, the following occur in tropical Polynesia:—1l, % concinnum, 
Mett. Linnea, 1868, p. 885, trom Tahiti (Vieillard, Vasco). 2. 1, assimile, Mett. 1.¢, p, 386, from An 
tum (Herres, n. 53). 3. 7. Powelli, Baker, Syn. Fil. p. 76, from Samoa (Powell). 4. 7. Motley, Yad 
Bosch, Nederl. Kruidk. Arch, 1860, p. 145, from New Caledonia (Lenormand, fide Baker, Syn. Pil. p. 73) 
5. T. peltatum, Baker, Syn. Fil,, from Samoa (Powell), and New Caledonia (Vieillard, 2166). 6. 1. Viel 
lard, V. d. Bosch, Nederl. Kruidk, Arch. 1863, p. 207, from New Caledonia (Vieillard). 7. 2. Drayfonianiiy 
Brack. U.S. Expl. Exped, Filices, p. 252, from Sandwich Islands (U.S. Expl. Exped), 8. 2 devoaiondes 
Gaud. Freye. Voy, Bot. p. 878, from Sandwich Islands (Dr. Nelson! Macrae! Strickland ! Hillebrand!). 
9. LT. Sandvicense, V. da, Bosch, Nederl, Kruidk. Arch. 1860, p. 165, from Sandwich Islands (U. 5. Esp. 
Exped.), 10, ZT. leium. V.d, Busch, Nederl. Kruidk. Arch. 1863, p. 213, from New Caledonia (Vieillard). 
re T. longicollum, Vv. d. Bosch, l. c. p. 214, from New Caledonia (Vieillard). 12. 2 pumilum, V. d. Bose®, 
“&. Dp. 215, from New Caledonia (Vieillard). 13. 7. maximum, Bl. Enum. Fil. p- 288, from Aneitum 
(M'Gillivray! Sinclair !), and Navigator Islands (Sir E. Home !). 

