112, 
113. 
114. 
115. 
116. 
469 
Sullivant; in loco non speciali quoque legit Dr. W. Hille- 
brand, 
Sigmatella (Thelidium) Pickeringii (Sulliv. sub lIypno in Exped. 
Wilkes. p. 18 t. 15). 
Habitatio. Insulae Hawaiicae, Oahu, in montibus eirea Hono- 
lulu; Hawaii, Distriet of Puna: Hb. Sullivant. . 
Sigmatella (Eusigmatella) tenerrima (Angstr. sub Plagiothecio in 
Vetensk. Akadem, Förhandl. 1872 Nr. 4 p. 16). 
Habitatio. Insulae Hawaiicae, Honolulu: N. J. Andersson 
in Exped. Eugeniae (1851—53). 
Taxicaulis Hawaiicus n. sp.; monoicus; cespites lati humiles 
byssacei densi sordide virides valde intricati; caulis tenellus vage 
ramosus, ramis brevissimis teneris intertextis; folia caulina per- 
minuta imbricata madore patenti patula, e basi angustiore eellulis 
alaribus obsoletis pallidis praedita minute ovato-acuminata acuta 
subenervia pallida integerrima, e cellulis angustissimis minutissimis 
densis pallidis areolata; perichaetialia minora angustiora magis 
acuminata teneriora; theca in pedicello elongato tenui rubro 
glabro Hexuoso minuta inelinata, oblonga valde arcuata sub ore 
constricta; peristomium pro capsula nana majusculum, dentibus 
externis luteis, internis aurantiacis, ciliolis singulis. 
Habitatio. Insulae Hawaiicae, East Maui, Monte Haleakala 
vuleanico, Martio 1872: Dr. W. Hillebrand. 
Ramulis teneris madore patentifoliis, foliis perminutis den- 
sissime areolatis atque theca longipedunculata valde arcuata mi- 
nuta facile cognoscendus. 
Tuxicaulis catagonioides n. sp.; monoicus; cespites lati humiles 
pallidi nitiduli; caulis tenellus repens, ramis brevissimis simpli- 
eibus vel ramulosis angustissime complanatis caudato-attenuatis 
fissidentoideis; folia caulina dense imbricata madore parum patula 
minuta, e basi brevissima coaretata angustissime oblongo-acumi- 
nata strietiuscula, caviuseula enervia superne vix minute denti- 
eulata, e cellulis angustissimis densis pallidissimis areelata; peri- 
chaetialia majora longiora, e basi vaginacea in laminam longe 
subulatam acicularem curvatam integerrimam attenuata; theca 
in pedicello elongato tenui rubro strietiuseulo subereeta minuta 
oblonga arcuata sub ore coarctata, operculo minuto conico, peri- 
stomio minuto normali. 
Habitatio. Insulae Hawaiicae, sine loco natali: Dr. W. 
Hillebrand. 
Ramulis fissidentoideo-complanatis angustis jam facile distin- 
guendus, quare nomen triviale. 
Taxicaulis Anderssoni (Angstr. sub Plagiotheeio in Vetensk. Aka- 
dem. Förhandl. 1872. Nr. 4 p. 15). 
Habitatio. Insulae Hawaiicae, Honolulu: J. N, Andersson 
in Exped. Eugeniae (1851—53). 
Omnes species tres Taxicaulis ad tribum „Leucoblasti“ per- 
tinent. 
