449 
longiuscule subulatam strictam carinato-concavam attenuata; tlieca 
in pedunculo breviore parum major. 
Habitatio. Insulae Hawaiicae, Molokai, „Pali of Wailau“ : 
Dr. W. Hil 1 e b r an d, West Maui, in faucibus montium , 3000 
ped. alt.: D. D. Baldwin. 
Bartramiae Sullivantii simillima quidem, sed caracteribus huc 
designatis certe difFert. Muscus pariter speciosus. 
53. Ceratodon microcarpus n. sp.; inonoicus; cespites pusilli lutescen- 
tes laxiusculi; caulis gracilis in ramulos brevissimos divisus; folia 
caulina crispula secundula madore patula stricta parva, anguste 
ovato-acuminata vel lanceolata, nervo crasso in acumen crassum 
plus minus excedente vel cum summitate evanido ferrugineo ca- 
naliculate exarata concava, margine integerrimo superne plus mi¬ 
nus revoluta, e cellulis minutis rotundis tenerrime papillosis griseis 
basi magis quadratis pellucidioribus areolata; perichaetialia plura 
in cylindrum dense appressum longiusculum pallidum convoluta 
longiora apice obtusissimo brevissime robuste acuminata; theca in 
pedunculo longo tenui rubro vel stramineo -luteo strictiusculo in- 
clinata minuta fusca leviuscula oblonga basi substrumulosa, oper- 
culo conico acuto, annulo lato revolubili; peristomium parvum 
angustum, dentibus eleganter longitudinaliter pertusis remote arti- 
culatis glabris purpureis. 
Habitatio. Insulae Hawaiicae: Dr. W. Hillebrand sine 
loco natali. 
Caracteribus laudatis species distinctissima. CI. Sullivant 
in Exped. Wilkes (p. 4) sub nomine Ceratod. purpurei numeravit. 
54. Barbula (Torteliae spuriae) Mauiensis n. sp.; caulis elongatus 
2 — 3-pollicaris gracilis simplex vel parce divisus flexuosus flac- 
cidus summitate curvulus horridifolius; folia caulina valde crispa- 
tula madore patenti -patula longa angusta, e basi lato - vaginata 
laxiuscule pellucide reticulata in laminam parum reflexam longam 
angustam curvatain acuminatam attenuata, nervo latiusculo canali- 
culato subferrugineo excurrente carinato-exarata, margine erecto 
integerrima, e cellulis minutis rotundis Üavescentibus occultis areo¬ 
lata, nusquam (ut in Pleurochaete) limbata, fragilissima. Caetera 
nulla. 
Habitatio. Insulae Hawaiicae, West Maui, in vallibus, 3500 
ped. alta: D. D. Baldwin 1875. 
Barbulae duriusculae Mitt. Indicae affinis, sed statura flaccida, 
surculis foliisque fragilissimis etc. prima fronte diversa. 
55. Zygodon (TJlozygodon) anoectangioides n. sp.; cespites majusculi 
pollicares subcompacti sordide virides inferne ferruginei duri; 
caules parallele - appressi parce divisi dense radiculosi; folia cau¬ 
lina parva crispula dense imbricata madore patula, longiuscule 
perangusta lineari-acuminata vix subulata, nervo lato partem ma- 
jorem folioli occupante ferrugineo-violaceo canaliculam profundam 
sistente valde exarata, e cellulis minutis dilute viridibus ubique 
aequalibus pallide areolata; perichaetialia pauca minora e basi 
