Bryum.] 10. sRYEX. 309 
repletis basi quadratis; comalia interna lanceolata, sensim acuminata, 
marginibus reflexis. Theca in pedunculo elongato pendula, sporangio 
ovali, collo tumido parum breviore curvato, operculo satis magno conico, 
peristomii interni processibus ciliis zequilongis interpositis, in membrana 
ad medium dentium externi longitudinis exserta insidentibus. 
Hab. Brasilia, Arrayas, ad muros, Gardner, n. 366; Corritiba ad 
viarum latera (2000 ped.) , Weir, n. 90; Montevideo, Gibert, n. 651; 
etiam e Brasilia, ex Herb. Montagne. 
Caulis 3-4 lineas altus. Folia $ lineam longa, viridia, sicca appressa, 
contorta. Pedunculus 2 unciam longus. 
88. B. coNcEsTUM (Mitt.). Dioicum; caules inferne radicellis inter- 
textis tomentosi. Folia erecto-patentia, laxe imbricata, late ovalia, acuta, 
concava, nervo in mucronem brevem recurvum excurrente, marginibus 
recurvis, limbo inconspicuo e cellularum serie singula composito circum- 
ductis, cellulis superioribus late ovali-rotundis hexagonis, inferioribus 
oblongis, parietibus teneris; comalia longiora, oblonga, superne latiora, 
acuminata, marginibus reflexis. Theca in pedunculo elongato pendula, 
sporangio oblongo, collo breviore sensim angustato, siccitate contracto, 
operculo conico, peristomii interni processibus cilisque sequilongis ap- 
pendiculatis, in membrana ad dentium medium exserta impositis. 
Hab. Andes Quitenses, Quito ad aggeres (9500 ped.), Spruce, n. 315, 
et Jameson ; Guayrapata (9000 ped.), Spruce, n. 314; Baños (6000 ped.), 
Spruce, n. 316; Tunguragua (7000 ped.), Spruce, n. 317; Titaicun, in 
carbonariis (11,000 ped.), Spruce, 318. Brasilia, Gardner, 36a; in prov. 
St. Paulo ad viam inter Itu et Constitutao (1800 ped.), Weir, n. 23. 
Caulis 3-9 lineas altus. Folia 3 lineain longa, viridia. Pedunculus 
uncialis. Theca cum collo 2-linearis. 
B. cespititio simillimum, sed minus. 
89. B. concavum (Mitt.). Dioicum, compacte cespitosum, humile. 
Folia erecto-patentia, ovali-lanceolata, concava, nervo brevissime excur- 
rente, marginibus planiusculis integerrimis, limbo angusto e cellularum 
seriebus duabus composito circumductis, cellulis oblongo-hexagonis; co- 
malia angustiora, elongato-lanceolata, marginibus reflexis. Theca in pe- 
dunculo elongato pendula, sporangio ovali, collo sensim attenuato bre- 
viore, sicca contracta angusta, ore satis parvo, operculo conico, peristomii 
dentibus luteis teneris, interni processibus angustis, ciliis in unum brevius 
coalitis vel omnino deficientibus, in membrana ad dentium medium ex- 
serta impositis. 
Hab. Andes Quitenses, ad caput fluvii Guano in palude graminosa 
(10,000 ped.), Spruce, n. 310. 
Caulis į unciam altus. Folia j-linearia, viridia fuscescentia, sicca ap- 
pressa. Pedunculus subuncialis. Theca cum collo 12-linearis. 
Quoad thecæ formam B. intermedio Brid. simillimum. 
90. B. soBoLIFERUM (Tayl. in Hook. Lond. Journ. v. 51). Dioicum ; 
