462 
Habitatio. Insulae Hawaiicae, sine loco speciali: Dr. W. 
. Hillebrand 1870. 
5 
87. 
88. 
Entodonti Solanderi Ängstr. Tahitensi persimilis, sed hiece 
differt jam foliorum retieulatione laxiore atque theca eylindrica 
subarcuata. 
Neckera (Rhystophyllum) hawaiico-pennata n. sp.; monoica, caulis 
primarius ramosissimus, ramis elongatis flexuoso-eurvatis perangustis 
breviter ramulosis laete flavido-lutescentibus latissime dilatatus; 
folia eaulina laxe imbricata madore valde patula, ramulos patentes 
plumosos gemmula minuta conclusa terminatos constituentia, di- 
stinete transversim undulata madore autem planissima pallidissima 
parva, e basi angustiore parum asymmetrieca in laminam anguste 
oblongam ligulato-acuminata, caviuscula, nervis binis brevissimis 
subobsoletis leviter exarata, e cellulis angustissimis summitatem 
versus magis elliptieis minoribus albescentibus areolata; perichae- 
tialia multo majora, e basi lato-vaginata in subulam longiuseulam 
strictiuseulam attenuata; theca immersa anguste eylindrica, oper- 
eulo conico rostrato erecto; peristomium longum: externi dentes 
angusti longe subulati artieulati lutei valde cristati, interne ilis 
aequilongi longissime capillares basi linea longitudinali divisi. 
Habitatio. Insulae Hawaiicae, sine loco speciali, sed certe ex 
regionibus elatioribus: Dr. Hillebrand. 
A. N. pennata statura gracili jam remote differt; species 
distinetissima elegans. 
ı 
Neckera (Omaliopsis) aquatilis n. sp.; caulis secundarius elongatus 
fluitans viridissimus, ramis brevioribus basi et summitate angu- 
stioribus curvatis viridissimis irregulariter pinnatus; folia tenuia 
parva dense imbricata surculum planissimum sistentia madore patula, 
e basi angustiore ligulato-ovata rotundato-obtusata, acumine bre- 
vissimo latiuseulo terminata, planiuscula brevissime obsolete binervia, \ 
integerrima, e cellulis viridissimis veluti conflatis angustissimis 
areolata. Caetera ignota. 
Ilabitatio. Insulae Hawaiicae, East Maui, 3000 ped. alt. in 
aquis: D. D. Baldwin. Riemenschneider misit 1875 ex 
Honolulu, 
Neckerae glabellae similis, sed tenuitate partium omnium jam ®! 
remotum. 
Neckera (Omaliopsis) Baldwini n. sp.; caulis secundarius supra- 
bipolliearis strietus vel curvatus, simplex vel ramulis brevissimis 
patentibus divisus viridissimus latifrondeus aequalis summitate obtu- 
satus, basi attenuatus minutifolius; folia caulina dense imbricata 
planiuseula viridissima majuscula, e basi decurrente angustiore 
asymmetrico-oblonga latiore ligulato-obtusata, acumine brevissimo 
latiuseulo terminata, nervis binis tenuissimis longiuseulis pereursa, 
summitate distinete minute denticulata, e cellulis viridissimis inferne |: 
angustissimis apice elliptieis minoribus areolata. Caetera ignota. || 
