380 FLORA VITIENSIS. 
orificium constrictum oriundo simplici, e dentibus lanceolatis pallidis asperulis brevibus siccitate immerso- 
incurvis composito, calyptra nuda fusca levi.—M. Reinwardti, Sull, Amer. Expl. Exp. p. 7, hue forsan revo- 
candum.—Oahu (Didrichsen !), ad montem Kaah (Macrae ly; Sandwich and Society Islands (Amer. Expl. 
Exp.). I. Reinwardti quasi diminutivum, sed primo yisu gracilitate omnium partium magna distans, 
exteris notis supra dictis differre videtur—Macrae’s specimen with the single capsule, which is not, how- 
ever, very evidently plicate, appears to belong to this species. oe 
5. MW. angulatum, Mitt. Linn. Soe. Journ, 1868, p. 167 ; rami humiles, eraciles, ramosi, laxe czespitosi ; 
folia patentia pentasticha sicca appressa contorta oblongo-linearia acuta nervo Peer ee mar- 
ginibus cellulis prominulis crenulatis, cellulis omnibus grossiusculis rotundatis obscuris, perichztialia pro- 
pria nulla; vaginula pilosa; theca in pedunculo brevi tetragono asperrimo ovata, ore parvo demum quater 
plicato operculo subulato ; calyptra ramentis inferioribus divaricatis pilosa—Samoa Islands, Tutwila on 
Hibiscus trees (1000 ft.), (Powell! 67).—Very nearly resembling JL. orthostichwm, Nees ab H., from Java, 
but with leaves not wider at their base, and patent, not squarrose or divaricated. 
** Letostoma.—Theca ore levi haud plicata. Folia cellulis inferioribus rectis. 
6. I. Tongense, Sull, Amer. Expl. Exp. p. 7. t.5; rami abbreviati, pusilli; folia densa patentia sicca con- 
torta crispata anguste lanceolato-ligulata obtusa cum apiculo brevissimo nervo percurrente carinata, cellulis 
superioribus parvis rotundis infra folii medium parietibus pellucidis distinctis basilibus angustis elongatis, 
perichetialia conformia; theca in pedunculo foliis perichetialibus breviore oblonga, levis, sieca infra os 
rufum contracta, operculo subulato; peristomium dentibus brevibus pallidis, calyptra pallida, ad basin 
theese descendens, pilis sparsis obtiecta.—Tongatabu, Friendly Islands (American Exp.!), Lord Howe’s 
Island (M‘Gillivray !), Isle of Pines (Strange!). A small species growing in thin matted patches ; it is allied 
to ML. involutifolium, Hook. et Grev., from Australia, 
*#** Campylodictyon.—Folia cellulis inferioribus curvatis. Theca levis.—This group consists of a 
considerable number of species, nearly all confined to the Eastern Archipelago. 
7. M, incurvifolium, Hook. et Grev. (Orthotrichum) ; rami elongati, simplices vel ramosi; folia patentia 
apicibus incurvis erectis lanceolato-lineali ligulata apice obtuse acuminata, nervo carinata integerrima, cel- 
lulis superioribus minutis rotundis obscuris inferioribus minus obscuris basilibus oblongis haud lunato- 
curyulis, perichetialia acutiora caterum caulinis similia; theca in pedunculo brevi globoso-ovata, levis, 
operculo subulato; calyptra pilis brevibus erectis inspersa—Tahiti (Menzies!), Pacific Islands (Beechey ! 
Nightingale !), Pitcairn’s Island (Beechey !), 
8. M. Powellii, Mitt. Linn. Soc. Journ. 1868, p. 168; rami elongati, in czspitibus Jatis aggregati ; folia 
dense inserta a basi brevi erecta recurva divaricata lineali-lanceolata sensim ad apicem acutum angustata 
nervo rufescente subexcurrente carinata integerrima, cellulis basilibus elongatis pellucidis subrectis dimi- 
dium folii longitudinis oecupantibus sensim in rotundatas obsecuriusculas transeuntibus, perichetialia interna 
breviora lanceolato-subulata pellucida; vaginula pilis paucis brevibus; theea in pedunculo breviusculo, 
parva, ovalis, ore parvo, opereulo subulato, peristomio dentibus brevibus pallidis ; ealyptra ramentis appressis 
pilosa.—Samoan Islands, Tutuila, on Cocoa-nut trees near the sea-level (Powell! n, 110).—This species 
nearly resembles AZ. incurvifolium, but differs in its gradually narrowed acute leaves. 
9. ML. Beecheyanum, Mitt. Linn. Soc. Journ. 1868, p- 167; rami elongati, cespitosi; folia dense inserta 
a basi brevi erectiore recurva patentia apicibus incurvis a media sensim subloriformi-angustata, apice ob- 
tusiuseula subacuta, nervo pellucidiore in carina profunde exarata percurrente, integerrima, cellulis inferio- 
ribus curvatis pellucidis usque ad tertiam partem folii longitudinis productis, inde parvis rotundatis 
obscuriusculis, pericheetialia breviora ‘erecta pellucidiora, vaginula ramentis exsertis pilosa; theca in 
pedunculo, brevi ovalis, opereulo longe subulato, ore parvo xtate obtuse plicato eymnostoma ; ealyptra 
ramentosa.—Samoan Islands, Tutuila, on living trees, mostly Hzbiseus tiliaceus, 20-500 ft. (Powell! n. 1), 
_ 10. ML. glaucum, Mitt. Linn. Soc. Journ. 1868, p. 167; rami elongati, ramulosi, late ceespitosi ; folia 
quinquefaria dense inserta in spiras ad dextram ascendentes disposita elongate lanceolata apice obtusa, 
nervo 1n mucronem excurrente, dimidio folii inferiore erectiore, superiore recurve divaricato carinato, apice 
subcucullato-carinata integerrima, cellulis inferioribus pellucidis areuatis ad nervum ultra folii nieaiart 
Sepa oul de minutis rotundatis obscuris, pericheetialia plura conformia equilonga erecta pellucida ; 
aha xe oe st 0 ie ovata, ore parvo operculo subulato ; peristomium parvum, dentibus brevibus 
P tdi; ypt a ramentis appressis eam longitudine haud exeedentibus pilosa.—Samoa Islands, Tutuila, 
orming extensive mats on Breadtruit-trees nearly at the sea-level (Powell ! 109).—Like I. gracile in habit, 
but with 1 i ; ; ; 
het adi eaves having a longer pale base, their apices complicate, so as to appear more acute than they are 
II, Cryprocarrvs, Dozy et Molk. Muse. Frond. 
: : Archip. Ind. p. 87. t. : ae a 
breves erectos exinde in prolongationibus propriis diy pel Sde fe 07 &: Lae Canis cep ett esiaieemaeae 
ersifolis apice fertilibus eductis fovens. Theca immersa, 
