142 
14. H. citrimum Hpe. 
Monoicum ; humile, invegalkriter pinnatim ramosum, 
ramis 
1—4'" longis, parte compressis, citrinis. Folia caulina laxe com- 
pressa, disticha, e basi concava ovata, elongato-lanceolata, acumijnata, 
.marginibus erectis integerrima, enervia, cellulis alaribus . infimis 
parvis rectangulis, - cæteris circiter 10 quadratis hyalinis, versus apicem 
folii elongatis, angustis, utrinque acutis, ramorum folia angustiora, 
magis subulato-acuminata, pellucida; perichætialia ovato-lanceolata, 
setaceo- acuminata, integerrima, cellulis anguste ellipticis, acutis, 
laxius reticulata. Seta 3'” alta. Theca parva, ovata, rubra, hori- 
zontalis, operculo conico, brevissime curvirostro; peristomii dentibus' 
exter. lanceolatis, acuminatis, apice incurvis dense trabeculatis, 
rufescentibus, linea verticali angusto, membrana inter. flavescens: 
cruribus carinatis erectis, ciliis simgulis capillaribus interpositis. 
Serra dos Orgåos; parce intermixtum carpsi. 
15. H. divaricatum C.M., Symb. XIX, 1874. 
Prope Rio de Janeiro: Glaziou (5611). 
16. H. mycostelium Hpe. 
Monoicum; prostratum, ligno adfixum, repens, Tamosissimim, 
lutescente nitidum.  Caulis compressus,' infra- mucoso-fuscatus, pin - 
natim ramosus, ramis simplicibus brevibus, vel longioribus attenuatis 
parce ramosis; distiche foliatis, siccis parum curvatis. Folia caulina 
concava, ovato-lanceolata, subulato-acuminata, marginibus erectis 
integerrima, enervia, cellulis alaribus subrectangulis, cæteris linea- 
ribus, elongatis, chlorophylloso-cinctis, pellucidis, ramorum folia 
angustiora, tamen caulinis similia; perichætialia e basi vaginante 
ovata, lanceolata, attenuato-elongata, subulata, integerrima, enervia, 
apicibus recurvo-patentibus, cellulis basilaribus coloratis, oblongis, 
subhexagonis , sSequentibus trapezoideo-elongatis, summis dense 
aggregatis, parallelogrammicis, minus perspicuis. - Seta uncialis, vel 
paulo longior, flavescens, nitida, apice incrassata, incurvata. Theca 
pallide rubra, obovata, horizontalis, deoperculata ore patulo; opercul0 = 
umbonato-conico, oblique acuminato, pallidiore; peristomii dentibus 
exter. lanceolatis, subulato-acuminatis, basi dense trabeculatis, linéå i 
