444 
37. Dicranum (Campylopus) pertriste n. sp.; cespites pollicares Laxe 
cohaerentes nigrescentes summitate solum virescentes vel lutes- 
centes liic illic albide striati (pilis hyalinis); caulis inferne vix 
radiculosus superne in ramos breves dense coalitos divisus fiexuosus 
crassiusculus; folia caulina arcte imbricata madore erecto-patula, 
e basi fibrosa cellulis alaribus pluribus ])lanis laxiusculis ornata 
in laminam angustam brevem cymbiformi-concavam oblongam et 
in acumen profunde anguste canaliculatam marginibus conniven- 
tibus subinvolutum dorso humiliter lamelloso-alatum serrulatum vel 
integrius exeuntia, arista perbrevi hyaliua serrulata piliformi 
terminata, nervo latiusculo sed pro folioli latera latiora angusto 
striato percursa, e cellulis basi laxe parenchymaticis pellucidis 
apicem versus ellipticis in membranam cartilagineam incrassatis 
areolata. Reliqua scrutanda. 
Habitatio. Insulae Hawaiicae, Oahu, ad rupes, 500 ped. 
altum: F. L. Clarke 1886. Hb. Bremen. 
Surculo crassiusculo omnino nigricante foliisque minutis dorso 
acuminis alatis facillime cognoscendum. 
38. Dicranum (Orthodicranum) speirophyllum Mtge. Yoy. de la Bonite. 
Crypt. p. 275. C. Müll. Syn. Muse. II. p. 595. 
Habitatio. Insulae Hawaiicae, sine loco speciali: Gau di¬ 
ch au d; Wheeler pariter sine loco natali 1879. 
39. Dicranum (Orthodicranum) breoiflagellare n. sp.; cespites supra- 
pollicares lutescentes nitiduli tomentosuli; caulis ascendens simplex 
vel parce divisus apice subpraemorse gemmaceus breviter fiagella- 
ceus; folia caulina brevia angusta secunda laxe patula, e basi 
longe fibrosa angustiore cellulis alaribus permultis magnis laxis 
albidis emarcidis in ventrem grandem leviter congestis ornata in 
laminam late oblonga concava in acumen robustum acutum sub- 
spiraliter convolutum apice grosse serratum excurrentia, nervo 
angusto striato indistincto maxime applanato circa medium dissoluto 
flavido percursa, e cellulis robustis flavido-membranaceis longis ad 
parietes subinterruptis conflatis reticulata. Caetera speranda. 
Habitatio. Insulae Hawaiicae, West Maui, Yalhes, 3000 ped. 
altum: D. D. Baldwin 1879. 
Dicrano speirophyllo Mtge. proximum et simillimum, se haec 
species differt: foliis multo laxius imbricatis nec secundis multo 
majoribus longioribus in acumen longum robustum ubique grosse 
serratum protractis. 
40. Dicranum (Scopella) Sandwicense Sulliv. in.Wilkes Exped. p. 4 1.1. 
Habitatio. Insulae Hawaiicae, East Maui, ad marginem crateris 
Haleakalae, Mauna Kea in insula Hawaii; Kaala Mountains insulae 
Oahu: Hb. Sullivant. West Maui, 3000 ped. alt.: D. D. 
Baldwin; Hawaii, in sylvis, 4000 ped. altum: F. L. Clarke 
1886; in locis non indicatis legit Dr. Hille brand pulcherrime. 
Species ulteriores tres ad tribum eandem fortasse pertinent, si 
fructus Dicrani speirophylli et breviflagellaris cogniti erunt. 
