286 
*0. Platy-Hypnum subsimplez Hedw. 
Lagoa Santa, in solo silvestri, m. Martio (Warming). 
Observ. Stirps valde variabilis, minor subsimplex et major 
plusminusve ramosa, foliis planiusculis, vel flexuosis, setis bre. 
vibus et longioribus obvia. 
74. Platy-Hypnum curvicollum C. M. Synops. 
Lagoa Santa, ad arbores, m. Aug. leg. Warming. 
Chryso-Hypnum — Keptantia. Hyocomium Mitten. 
a. Calyptra pilosa. 
79. Chryso-Hypnum elegantulum Hook. 
Lagoa Santa, in silvis m. Martio (Warming). 
Observ. Monoicum, antheridia colorata, folia evidenter squar- 
rosa, seta uncialis, theca minus curvata-cylindracea, operculo 
subrecto, horizontalis. 
73. Chryso-Hypnum ezpallescens Hpe., n. sp. 
Dioicum, mollius, minus squarrulosum, laxe repente pro- 
' stratum, pallidum, parce nitidum. — Caulis elongatus, irregulariter 
pinnatim ramosus; ramis simplicibus confertis, brevibus, adscen- 
dentibus, parce compressis, patente foliatis. — Folia caulina tenera, 
semi-amplexicaulia, concava, latere parce impressa, leviter cor- 
dato-ovata, lanceolato-acuminata, fere sursum remote subtiliter 
defticulata, nervis binis pallidis brevibus inaqualibus; cellulis 
alaribus paucis minimis, quadratis, pellucidis, cseteris anguste 
parallelogrammis, nodulis minimis splendendibus interruptis, sub- 
conflatis; ramorum humida subdistiche patentia concava, late 
ovata acute acuminata, in ceteris simillima; pericbzetialia basi 
vaginantia, erecto-patula, anguste ovata, longe lanceolato-subulata, 
integerrima, enervia; cellulis longioribus, nodulis minimis inter- 
ruptis, subincrassatis, minus diaphana. Seta rubro-flavescens, 
uncialis et ultra, erecta. Theca anguste ovato-cylindrica, rubr, 
horizontalis, sub ore parce contracta, operculo prominente, con 
vexo-conico-acuminato, pallidiore, rostro brevi acuto, subrecío 
