ME. W. mitten's list OF SAMOATf MOSSES. 185 



F. iNCONSPicuus, sp. n. Monoicus, pusillus; folia circiter sexjuga, 

 patentia^ lineari-lanceolata, acuminata, nervo pellucido percurrente, 

 lamina vera usque ad medium producta subsequali, omnibus lamina - 

 rum marginibus crenulatis, limbo carente, cellulis minutis rotundis 

 pallidis obscuris papillosis; theca in pedunculo breviusculo^ parva, 

 obovata, inclinata, operculo subulato. 



Hab. Tutuila and Upolu; on Cyathea leucolepis (1000-2000 ft.). 

 No. 121. 



Stems and leaves about a line high, pale green or rusty brown. 

 Seta half as long again as the leaves. 



Meiotheciijm, gen. nov. 



Caulis procumbenSj repens, ramos assurgentes emittens. Folia 

 nndique inserfca, enervia, cellulis elongatis laevibus, alaribus plus 

 minus conspicuis areolata. Fructus lateralis, parvus ; theca 

 parva, breviter peduneulata. Pcristomiura simplex, externum, 

 vel cum interno plus minus evoluto. Calyptra parva, latere fissa. 



M. stratosum, sp. n. Dioicum; caulis procumbenS; subpinnatus ; folia 

 laxe inserta, compressa, lateralia, patentia, elliptico-lanceolata, sub- 

 acurainata, superiora ovali-oblonga acuta, inferiora lanceolata, omnia 

 integerrima concava, marginibus subplanis, cellulis elongatis, alaribus 

 3-5 ; perichsetialia erecta, lanceolata, denticulata ; theca in pedunculo 

 brevi, ovalis, inclinata ; calyptra a2)ice scabra. 



Uab, Tutuila. No. 27. 



In size less than Jf. microcarpum^ and differing from it in in- 

 ftorescence and perichaetial leaves. 



M. MiCRocARPUM, Havvey in Hook. Icon, PL Rar. t. 24. f. 12 (Pte- 



rogonium). 

 Hab, Tutuila, on the bark of orange-trees (600 ft.). No. 36, 



M. INTEXTUM, sp. n. Dioicum; caulis subpinnatim ramosus, in caespi- 

 tem latum depressum intextus ; folia sursum secunda, patentia, ovato- 

 oblonga, acuta, concava, marginibus late recurvis integerrimis, cellulis 

 oblongis ovalibusque, alaribus pluribus, parvis per folii basis latitu- 

 dinem dispositis; perichaetiaha lanceolata, obtusiuscula, serrulata; 

 theca in pedunculo brevi rubro, ovalis, inclinata, operculo conico bre- 

 virostro ; peristomium simplex ; calyptra scaberrima. 



Hab, Manua, on bread-fruit trees (500 ft.). No. 42. 



Obscure fulvous green, rather rigid, closely intenv^oven into 

 extensive patches. It is very much less than M. microcarpnmy 

 and differs from it in the dioecious inflorescence and incomplete 

 peristome. 



Philonotis asperifolia, sp. n. Dioica; caules humiles,graciles, in 

 csespites latos aggregati ; folia patentia, ovato- lanceolata, ramea magis 



