1 
142 
14. H. citrinum Hpe. 
Monoiciim; liumile, irregulariter pinnatim ramosum, ramis 
1—4''' longis, parce compressis, citrinis. Folia caulina laxe com- 
pressa, disticha, e basi concava ovata, elongato-lanceolata, acuminata, 
marginibus erectis integerrima, enervia, celliilis 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, bori- 
zontalis, operculo conico, brevissime curvirostro; peristomii dentibus 
exter. lanceolatis, acumiiiatis, apice inciirvis dense trabeciilatis, 
rufescentibus, linea verticali angusto, membrana inter. flavescens, 
cruribus carinatis erectis, ciliis singulis capillaribus interpositis. 
Serra dos Orgåos; parce intermixtum carpsi. 
15. H. divaricatum C. M., Symb. XIX, 1874. 
Prope Rio de Janeiro; Glazion (5611). 
16. H. mycostelium Hpe. 
Monoiciim; prostratiim, ligno adfixum, repens, ramosissimum, 
liitescente 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, cliloropbylloso-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, sequentibus 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; operculo 
umbonato - conico, oblique acuminato, pallidiore; peristomii dentibus 
exter. lanceolatis, subulato-acuminatis, basi dense trabeculatis, linea 
