414 FLORA VITIENSIS. 
§ 2. Omphalanthus.—Omphalanthus, Lindenb. et Nees ; iidem et Gottsche Syn. Hepat. p. 308. 
To this section belongs,—3. Z. pedunculata (sp. nov.), Mitt.; caulis elongatus, flaccidus, ramulis 
paucis brevissimis inconspicuis ; folia divergentia, oblongo-ovalia, obtusa, apice inflexa; lobulo parvo invo- 
luto, apice dentato; amphigastria magna, orbiculata, basi eordata; folia involucralia conformia; amphi- 
gastrium apice sinu parvo excisum; perianthium pyriforme, obtusum, quinqueplieatum, inferne sensim in 
pedunculum teretem attenuatum.—Samoa (Powell).—Caulis 24 uncias longus, ramulis 1-6-linearibus, 
cum foliis 1 lineam latus. Folia castanea, fusca, subnigra.— Z. filiformi statura similis, perianthio autem 
longe diversa. 
z § 3. Typice, Gottsche, Lindenb. et Nees Syn. Hepat. p. 325. 
The following non-Vitian species belong to this section :—4. Z. polyploca, Tayl. Lond. Journ. Bot. 
1846, p. 396.—Pacific Islands (Herb. Hooker), Tahiti (Sibbald), Samoa (Powell). 5. L. anisophylla, 
Mont. Ann. des Se. Nat. 1843, p. 263; Gottsche, Lindenb, et Nees Syn. Hepat. 377.—Sandwich Islands 
(Gaudichaud). A5 
2. L. Hawaiiensis, Gottsche; idem Lindenb. et Nees Syn. Hepat. p. 351 ; caulis elongatus, 
ramosus; folia divaricata, subdecurva, ovalia, acuta, interdum obtusa, apice inflexa, lobulo parvo 
ovato involuto ; amphigastria cordata, sinu aperto ad medium fissa; folia involucralia parva, acuta, 
lobulo lanceolato; amphigastrium ovatum, laciniis utrinque extus unidentatis; perianthium clavatum, 
teres, apice obtusum, subinflatum.—L. microloba, Tayl. Lond. Journ. of Bot. 1846, p. 399.— Viti 
(Seemann !), Hawaii (Menzies), South Sea Islands (Nightingale), Samoa (Powell). 
Caulis 1-2 uncias longus, cum foliis vix semilineam latus. Folia pallide fusca. 
3. L. uvifera, Mont. Cent. vol. vi. n. 4. t. 6. f. 1; Syll. p. 77; caulis gracilis, elongatus, 
parum ramosus ; folia divergentia, ovalia, obtusa, apice incurva, integerrima, dorso convexa, lobulo 
ovato brevi saccato in caulem descendente, apice unidentato; amphigastria contigua, suborbiculata, 
ad medium usque bifida, laciniis acutis; folia involucralia minora, subovata; perianthium clavatum, 
inferne teres, apice obtusum, acute quinqueplicatum, mucrone demum in laciniis angustis fisso ter- 
minatum.— 4L. gracilipes, Tayl.—Viti (Seemann), Samoa (Powell), Aneitum (ex Herb. Knight), 
Pacific Islands (Herb. Hooker). 
Caulis subuncialis, eum foliis vix semilineam latus. Folia pallidissime luteo-fusca, lobulo satis magno 
tumido vel interdum fere obsoleto. 
4. L. crassiretis, (sp. nov.) Mitt. ; caulis gracilis, elongatus; folia divergentia, ovali- rotunda, 
obtusa, lobulo parvo ovato involuto, cellulis grossiusculis interstitiis crassis areolata; amphigastria 
parva, rotunda, sinu subrectangulo ad medium fissa; folia involucralia obovata, lobulo lanceolato; 
perianthium obovatum, obtusum, compressum, dorso yni- ventre bicarinatum.— Viti (Seemann !). 
Caulis subuncialis, cum foliis semilineam latus. Folia pallide fusco-olivacea. 
$ 4. Ceratanthe, Gottsche, Lindenb. et Nees Syn. Hepat. p. 395. 
To this section belongs the following non-Vitian species :—6. L. oceanica (sp. nov.), Mitt.; caulis 
rocumbens, inordinatim subpinnatim ramosus; folia divaricata, ovato-rotunda, apice incurva, lents 
obulo parvo involuto; amphigastria magna, rotunda, basi cordata, apice sinu angusto breviter bidentata, 
lateribus ineurvis; folia involucralia amphigastriumque apice dentata; perianthium obconicum quinque- 
cornutum.—Samoa, on Garovaglia Powellii (Powell !), Raiatea (Collie !).—Caulis 2-uncialis debilis latitudine 
cum foliis vix semilineam metiens. Folia castanea. é 
§ 5. Acrogoniæ, Mitt. Linn. Trans. 1860, p. 58.—Perianthium pentagonum, turbinatum, angulis 
subcornutis. 
The following non-Vitian species belong to this section :—7. D. radiata (sp. nov.), Mitt. ; caulis pro- 
stratus, ramosus ; folia patentia, alterna, oblonga, obtusa, oblique acutave subdenticulata, lobulo parvo ovato 
inflexo, cellulis majoribus circiter tribus æquidistantibus sepe vix conspicuis; amphigastria parva, ad basin 
usque fissa, laciniis angustis; folia involueralia parva, lobulo obsoleto ; ampbigastrium oblongum, apice 
