Ectropothecium. | 17. STEREODONTE X. 515 
annulo distincto; peristomii minuti dentes exteriores flavidi, linea media 
tenuissima exarati, interiores lutescentes, szequilongi, ciliis singulis brevi- 
oribus basi cellulosis albidis.— C. Müll. 1. c. 
Hab. Ins. Cuba, in truncis vetustis sylvarum, Peppig, Doring. 
E. pseudameno simile.—C. Müll. 1. c. 
12. E. oMETEPENSE (Sulliv. et Lesq.). Laxe cespitosum, caule tenui 
repente, ramis arcuato-erectis fasciculato-ramulosis. Folia lanceolata, 
acuminata, patentia, superne serrata, cellulis linearibus, costellis binis 
brevissimis; capsula in pedicello elongato obovato-oblonga, macrostoma, 
subpendula, operculo e basi conica tenuiter brevirostrato. 
Hab. America centralis, in lacu Nicaragua, ad summitatem montis in- 
sule Ometepe, ad arbusculas. 
13. E. ugcEoLATUM (Horasch. in Mart. Fl. Bras. Musc. 87, t. 4, 
Hypnum). Prostratum, ramis brevibus inzqualibus lutescentibus nitidis 
compressis densifoliis. Folia caulina dense imbricata, auguste lanceolata, 
acuminata, stricta v. parum apice falcata, enervia, supra basin distincte 
denticulata, e cellulis angustissimis elongatis leptodermibus parum chloro- 
phyllosis mollibus ubique composita; perichztialia angustius acuminata. 
Theca in pedunculo longiusculo tenui glabro nutans, minute ovalis, urceo- 
lata, operculo cupulato mamillato, calyptra glabra; peristomii dentes in- 
terni ciliis 2-3 interjectis. —C. Müll. Syn. ii. 240. 
Hab. Brasilia, prope Rio Janeiro, in sylvis montanis, Martius. 
14. E. nnEvisETUM (Hornsch. in Mart. Fl. Bras. Muse. 78, Hypnum). 
Caulis gracillimus, repens, subfasciculatim ramosus, ramis vagis subsimpli- 
cibus complanatis amcene viridibus. Folia caulina laxe imbricata, disticha, 
patentia, lanceolato-acuminata, subobliqua, caviuscula, integerrima, enervia, 
longe anguste pellucide reticulata; perichetialia intima e basi latiore con- 
cava longissime lanceolato-subulata, subintegerrima, enervia, pellucida, 
pallide virescentia, superne elongate anguste basi laxius reticulata. Theca 
in peduneulo gracili tortili apice parum curvato incrassato levi ferrugineo 
suberecta, ob curvaturam pedunculi cernua, obovata, brevis, æqualis, 
pallide brunnea, deoperculata horizontalis fusca, operculo dimidio breviore 
luteo; peristomii dentes exteriores inferne rufescentes, interiores lutei, 
lanceolato-subulati, solidi, punctati, ex unica cellularum serie compositi, 
ciliis singulis punctatis hyalinis.— C. Müll. Syn. ii. 286. 
Hab. Brasilia, prope Rio Janeiro, ad truncos arborum, Merkel. 
15. E. cRAciLLIMUM (Hornsch. in Mart. Fl. Bras. Musc. 78, Hypnum). 
Caulis repens, gracilimus, radiculoso-tomentosus, rufus, innovationibus 
plerumque simplicibus, interdum brevissime ramulosis, compressis, pallide 
viridibus. Folia disticha, erecto-patentia, subsecunda, ovato-acuminata, 
subobliqua, integerrima, enervia, margine anguste reflexo, cellulis ubique 
angustis virentibus; pericheetialia intima e basi latiore concava, vaginata, 
longissime lanceolato-subulata, subserrulata, enervia, subhyalina, basi laxe 
quadrate reticulata, cztera integerrima. Theca in pedunculo erecto tortili 
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