292 
b. Microcalpe Mitten. 
82. R.-Hypnum Warmingii Hpe., n. sp. 
Monoicum, minus, vix unciale, gracile, prostratum, molle, 
lutescente. splendens. — Gaulis ramosus, ramis angustis, inæ- 
qualibus, complanatis, interdum attenuatis. — Folia caviuscula, 
undique imbricata, subdisticha, erecto-patentia, ovata plus minusve 
acuminata, integerrima, baåsi latere reflexa, impresso-contracta, 
enervia, cellulis alaribus paucis angulatis subpellucidis,-… cæteris 
linearibus, utrinque acutis, pallide diaphana; perichætialia pauca, 
vaginantia, interiora concava, lanceolata, 'longe acuminata, elon- 
gata, integerrima, basi margine parce reflexa, cellulis basilaribus 
vesicularibus subhexagonis, aureis, cæteris - pellucidis, versus 
apicem. folii linearibus, hyalina. Seta ramis vix æquans, gracilis, 
intense crocea, flexuosa , nitida. Theca parva, obovata, incurva, 
sub ore constricta, brevicollis, rubra, deoperculata, ore aperto 
suburceolaris, pallida;. operculo convexo pallido, subula tenui 
concolore, thecam vix æquante, vel breviore terminata, subrecta, 
Peristomium duplex; dentibus incurvis, pallide rubris, dense 
trabeculatis, linea media notatlis lanceolato-subulatis, apice toru- 
loso-articulatis albidis, inter. membrana lutescens; cruribus cari- 
natis subulato-acuminatis, ciliis binis brevibus fugacibus inter- 
positis. Calyptra longa, cuculiata, pallida. 
Hab. Lagoa Santa, parce intermixtum, leg. Warming. 
Observ. Hypno macrorrhyncho Hornsch. parce affine; differt 
caule graciliore plumuloso, foliis tenuioribus, brevioribus, minus 
acuminatis, theca minore, operculo pallido, aciculari breviore, 
nec thecam superante, dentibus peristomii siccis inflexis. 
83. R.-Hypnum argyroviride Hpe… n. sp. 
"… Monoicum, humile, inter Leucobryum longe repens, argyro— 
viride nitens, laxe cæspitans.  Caulis elongatus radiculis fuscis 
repens, subpinnatim ramosus, ramis brevibus, paulisper com- 
pressis adscendentibus plumosis, laxius foliatis. - Folia caulina 
undique imbricata, sicca erectiuscula, humida subdistiche paten- 
tia, flexuosa, concava, e basi truncata ovata, acuminata, margine 
