290 
flavide apiculata; perigonialia conglobata concava minima ovata 
acuta hyaline reticulata. Seta vix uncialis adscendens, apice in- 
clinata, rufescens, nitida. Theca obovata parva inclinata lateritia, 
apophysata, apophysi demum furcata, sicca plicata, operculo con- 
vexo-conico obtuso vix apiculato, deoperculata nutans, campani- 
formis. Peristomium rubrum, minus, dentibus lanceolato-subu- 
latis, dense trabeculatis, linea media notatis, apice noduloso- 
pallidis, inter. membrana lutescens, cruribus carinatis acuminatis, 
ciliis binis connatis, lanceolato-subulatis, interdum apice fissis, 
hyalinis, interpositis, calyptra anguste glabra pallida. 
Hab. Lagoa Santa ad arbores frequens, m. Jan., leg. 
Warming. 
A priore differt theca apophysata, operculo obtuso etiamque 
calyptra glabra. 
Serpo-Hypnum. 
78. Serpo-Hypnum sparsifolium Hpe. ; n. sp. 
Monoicum, dense pulvinatim expansum, ramosissime con- 
textum, gracile, rufescente viride. Caulis irregulariter pinnatim 
ramosus, attenuatus; ramis brevibus, cum elongatis gracilioribus 
intermixtis, undique laxe foliatus. Folia remota subhorizonta- 
liter patentia, parce concava, caulina latiora ovato-lanceolata, acu- 
minata, subintegerrima, nervo pallide rufescente percursa ; cel- 
lulis angulato-oblongis, nodulis chlorophyllosis interruptis, in 
acumine fobi angustatis subellipticis, parce incrassatis diaphanis; 
ramorum angustiora, ovato-lanceolata, nervo perdurante vel apice 
dissoluto acuminata, cellulis magis chlorophyllosis, basilaribus 
angulato-quadratis, pellucidis, cæteris angustioribus subellipticis, 
parce incrassatis diaphana; perigonialia ovata, acuminata, enervia, 
laxe reticulata, pellucida; perichætialia pallida, erecto-patula, ex- 
leriora ovata acuminata, interiora longiora oblongo- lanceolata, 
nervo dilatato laxo percursa, cellulis basilaribus subhexagonis 
laxe reticulata hyalina, cuspide cellulis chlorophyllosis densiori- 
bus lutescente. Seta adscendens, basi rufescens, apice pallide 
