452 
63. 
in laminam obtusate acuminatam mucrone brevissimo deciduo ter- 
minatam aetate obtusam producta, canalieulato-concava integerrima, 
nervo angusto chrysco ad summitatem evanido exarata, e cellulis 
inferne majuscule rotundis pallidis superne minoribus virescentibus 
suboceultis, omnibus recta linea dispositis areolata; perichaetialia 
pauca multo angustiora sed in subulam piliformem facile deeiduam 
protracta; theca in pedicello perbrevi vix emersa minute ovalis 
rubra distinete sulcata; calyptra parva basi pluries laciniata pilis 
strietis appressis hirta brunneo-lutea. Caetera ignota. 
Heabitatio. Insulae Hawaiicae, sine loco natali: Dr. W. Hille- 
brand. 
Speeies pulchella, eapsula minuta vix emersa profunde sul- 
cata facile cognoscenda. Ob foliorum arcolationem majusceulam 
ad Macroblasta transit. 
Mucromitrium (Eumacromitr., Torquescentia) Cumingi n. sp.; mMO- 
noicum? caulis tenellus longe repens, ramulis brevissimis dense 
aggregatis divisus; folia caulina indistinete torquescentia magis 
erispula minuta madore valde patula, e basi perangusta lineari- 
acuminata brevissime mucronata saepius valde sursum vel deorsum 
arcuata profunde canaliculato-concava integerrima, basi solum lim- 
bulo angustissimo hyalino indistineto veluti obsoleto marginata, 
nervo tenui ferrugineo usque ad summitatem excurrente carinato- 
exarata, e cellulis minutissimis rotundis punctatis infima basi lon- 
gioribus sublunatis diaphanis areolata; perichaetialia majora lati- 
‚ ora recte acuminata; theca in pedicello perbrevi exserto crasso 
64. 
rubro glabro erecta pro plantula majuscule globose ovalis ore pli- 
cata gymnostoma (P). ÜCaetera nulla. 
 Habitatio. Insulae Hawaiicae, sine loco special: Cuming 
Coll. No. 2214. 
E minutissimis, foliis minutis torqueseenti-erispulis lineari-acu- 
minatis tenerrime punctiformi - areolatis basi obsolete limbatulis 
et theca breviseta facile distinguendum. 
Macromitrium (Macrocoma) intricatum n. sp.; monoicum; cespites 
latissime expansi plani intrieati ferrugineo-virides; caulis profusus 
repens, ramis tenuibus semipollicaribus brevissime ramulosis divisus; 
folia caulina dense imbricata in axi pro foliolis erasso rubro, madore 
raptim juniperoideo-patula minuta, e basi anguste ovatula ventri- 
use concava in acumen breve mueronulatum attenuata, profunde 
carinato - concava, nervo ferrugineo in acumen evanescente exarata, 
e cellulis minutissimis punctato-rotundis viridibus areolata; peri- 
chactialia majora longiora paraphyses nonnullas longas in cludentia; 
theca in pedicello brevi flavo ereeta anguste eylindrico - oblonga 
tmicrostoma, operculo minutissimo conico -rostrato recto, calyptra 
anguste campanulata pilosa ochracea basi brevissime laciniata; 
peristomium brevissimum rudimentarium externum. 
Habitatio. Insulae Hawaiicae sine loco speciali: Dr. Hille-* 
brand 1872 legit. 
Macromitrio Dregec Hsch. simile, sed majus. 
