416 FLORA VITIENSIS, 
longus, cum foliis + lineam latus. Folia viridia subfuscaque, eellulis grossiusculis interstitiis erassis obscuris 
areolata.— L. vesicate similis, foliis autem crenatis. 21. Z. retusula (sp. nov.), Mitt.; caulis exilis, pro- 
stratus; folia alterna, patentia, ovali-oblonga ovatave, apice rotundato, lobulo parvo ovato, margine ubique 
егова, cellulis in papillam dentiformem productis areolata; amphigastria nulla; folia involucralia lobulo 
lato acuto ; perianthium obovatum, retusum, compressum, dorso concavum, ventre biplicatum, plicis erosis. 
—Aneitum, ad filicem quandam (Milne !) —Caulis eum foliis + lineam latus. Folia albo-viridia.—L. papil- 
late Mitt., e Nova Zelandia, similis, papillis autem multo humilioribus. 22. Z. pentagona (sp. nov.), Mitt. ; 
eaulis brevissimus ; folia patentia, laxe imbricata, subovali-oblonga, crenata; amphigastria nulla; folia invo- 
lueralia minora; perianthium obovatum, tumidum, obtuse quinque-angulatum, angulis erenatis.—Samoa, ad 
frondes Trichomanis (Powell !).—Caulis eum foliis 1 lineam latus. Folia albido-viridia. 23. Z. uncinata 
(sp. nov.), Mitt.; caulis repens, ramosus ; folia alterna, patentia, subovato-lanceolata, uncinata, decurva, 
acuta, e cellulis prominulis areolata, margine dorsali dentibus 1-4 plus minus conspicuis interdum 
obsoletis armata, ventrali integerrima, lobulo maguo ovato tumido involuto; amphigastria parva, furcata ; 
folia involueralia amphigastriumque spinuloso-dentata, ad perianthium obovatum obtuse pentangulum 
levem appressa —Samoa, ad basin саит Syrrhopodontis erocei (Powell), Sandwich Islands, ad caules 
Mastiqobryii cordistipuli repens (Gaudichaud).— Caulis 3-6 lineas longus, latitudine cum foliis 4 lineam 
metiens. Folia fusco-olivacea, involueralia adeo ad perianthium appressa ut primo adspectu facile præter- 
visa.—L. hamatifolie similis, perianthio autem levi, et foliis magis hamatis divisa. 24. Г. subquadrata 
(sp. nov.), Mitt.; caulis repens, ramosus ; folia alternata, patentia, assurgentia, subquadrata, acuta, inflexa, 
margine dorsali bi-tridentata, ventrale apicem versus uni-bidentata, lobulo magno ovato obsoletove, cellulis 
conformibus lævibus areolata; amphigastria ad basin usque in laciniis angustis fissa ; folia involucralia amphi- 
gastriumque ovalia, apice bifido dentata; perianthium obconicum, angulis. acutis dentatis.—Samoa, ad 
frondes Trichomanis (Powell).—Caulis 3-4 lineas longus. Folia minutissima. 25. L. Levis (sp. nov.), 
Mitt. ; caulis repens, ramosus ; folia patentia, laxe imbricata, ovato-lanceolata, margine dorsali ventralique 
denticulis paucis brevibus distantibus serrata, cellulis levibus areolata, lobulo ovato involuto tumido; 
amphigastria furcata, laciniis angustis.—South Sea Islands (Nightingale ).— Г. uncinate statura habituque 
simillima, foliis autem margine ventrali dentatis e cellulis levibus areolatis. 
6. L. polyantha (sp. nov.), Mitt.; caulis prostratus, ramosus; folia divaricata, ovata, obtusa, 
lobulo parvo involuto ; amphigastria parva, ad medium bifida ; folia involucralia subacuta, lobulo elon- 
gato acuto; perianthium obcordatum, compressum, dorso planum, ventre biplicatum, lateribus integer- 
rimis subdenticulatisve; spice masculæ elongate, foliis imbricatis, margine cellulis majoribus 
limbatis,— Viti, ad frondem Trichomanis (Harvey !), Aneitum, ad frondem filici repens (Strange), 
Samoa, in Trichomanis frondibus (Powell). 
Caulis parvulus latitudine, cum foliis 4 lineam metiens. Folia pallida. 
7. L. convexifolia, (sp. nov.) Mitt.; caulis ramosus; folia divergentia, imbricata, ovali- 
oblonga, dorso convexa, obtusa, lobulo elongato involuto, usque ad medium marginis ventralis pro- 
ducto, apice dente calcariformi hamato ; amphigastria parva, orbiculata, sinu parvo angustissimo 
bifida; folia involueralia conformia; amphigastrium oblongum, apice breviter bideutatum ; perian- 
thium obovatum, obtusum, compressum, dorso uni- ventre biplicatum.—Viti (Seemann !), Pacific 
Islands (Nightingale), Samoa (Powell !). 
Caulis vix unciam longus, cum foliis 4 lineam latus. Folia albo-viridia, firma, cellulis parvis rotundis 
areolata.— Г. firme, Mitt., Indie orientalis similis, sed minor et lobulis foliorum apice calcaratis. 
8. L. superba, Mont. Cent. vol. vi. n. 5. t. 6. f. 2; Syll. p. 83; caulis prostratus, ramosus ; 
folia patula, semiorbiculata, apice in cucullum obtusum vel acutum tumidum producta, margine 
ventrali recto per longitudinem totam involuta, cellulis prominulis crenata vel levis, dorsali 3-5- 
dentata, recta flexuosave, e cellulis rotundatis mollibus parietibus torvuloso-constrictis areolata ; 
amphigastria duplicata, ad basin fere in laciniis angustis divergentibus fissa ; folia involucralia minora, 
ovalia, integra, carina parva, crenata; perianthium oblongum, apice truncatum, compressum, dorso 
planum, ventre uni- vel inæqualiter biplicatum, angulis apice acutis obtusiusculisve crenatis.— Tahiti, in 
Neckeria cylindracea parasitans (Lepine), Samoa, ad filices sparsim repens (Powell), Viti (Seemann !). 
‚ Caulis 2-3 lineas longus. Folia 2 lineam longa, pallide fusco-viridia.— L. calyptrifolie similis, sed 
major. 
