287 
Peristomium duplex, dentibus lanceolato-subulatis, dense trabe- 
culatis, latere hamatis, linea media notatis, rubris, apice piliforme 
acuminatis, torulosis, pallidis, siccis incurvis; inter. membrana 
lutescens, cruribus carinatis, piliforme acuminatis, ciliis binis, 
.basi connatis, filiformibus, paulo brevioribus, hyalinis interpositis. 
Calyptra pilosa. 
Hab. LagoaSanta in truncis vetustis, m. Maio fr. (War- 
ming). 
Differt ab H. elegantulo colore pallido, mollitie, foliis minus 
squarrulosis, magis pellucidis, magis distiche patentibus, thecae 
basi obtusa sine collo. 
Antheridia non vidi. 
74.  Chryso-Hypnum acrorhizon Hornsch. Fl. Bras. 
In vicinia Rio de Janeiro leg. Glaziou. 
15.  Chryso-Hypnum  Simorhynchum Hpe., n. sp. 
Monoicum, late expansum, subdepressum, ramosissimo- 
inticatum, lutescente nitidum. — Caulis radiculis purpureis radi— 
cans, pinnatim ramosus, gracilis, ramisque brevibus, simplicibus, 
plus minusve compressis, squarruloso-foliatis. Folia caulina ma- 
jora, squarroso-patula, concava, e basi cordata, latere impresso- 
plicata, late ovata, lanceolato-subulato-acuminata, interdum flac- 
tide plicata, cellulis prominentibus acutis denticulata; nervis binis 
imequalibus, unico sape ad medium folii producto; cellulis alari- 
bus angulatis, subpentagonis, latioribus, parce incrassatis, pellu- 
cidis, ceteris dense aggregatis, anguste parallelogrammis, nodulis 
splendentibus lucidis interruptis, diaphana; ramorum minora et 
angustiora, ovato-lanceolata, subdenticulata, in ceteris caulinis 
simillima, minus diaphana; pericheetialia erecto-patula flexuosa, 
pallida, exteriora breviora, ovato-acuminata, interiora elongata, 
owato-lanceolata, loriforme acuminata, vel subulata integerrimata ; 
nervis obsoletis, cellulis basilaribus lutescentibus angulatis, süb- 
quadratis, caeteris parallelogrammis, minus nodulosis, laxioribus 
lavioribusque , in acumine conflatis. — Seta adscendens rubra, 
"Sque uncialis apice inclinata. ^ Theca fusco-rubra, pruinata; 
