315 
stomio maxime brevi obsoleto e dentibus vix emersis ir- 
regularibus tenerrimis distantibus angulosis pallidis vix 
articulatis in crura singularia vel bina fissis composito, 
opereulo oblique subulato. 
Patria. Ad finem Argentiniae subtropiese in Que- 
brada honda Boliviana, 25. Majo 1873. 
Speeies ob peristomium imperfeetum obsoletum me- 
moralis, distinetissima. 
88. Trichostomum (Anacalypta) brunneum n. 8p.; 
dioieum; eespites humiles rubiginosi densi sed laxe cohae- 
rentes; caulis semipollicaris vel brevior graeilis teretin- 
sculus inferne graeillimus apicem versus elavato-teres e 
virente rubieundus fragilis strietiuseulus rigidulus brevi- 
folius simplex vel ramulis erectis similibus longiusculis 
pluribus fastigiatim divisus; folia caulina dense imbricata 
madore juniperoideo-patula minuta rigida, e basi semiam- 
plsxante latiore dilute fuscata longiore diaphana teneriore 
vix reflexa brevissime lanceolata obtuse acuta integerrima 
opaca carnosa concava, margine basilari angustissime api- 
cem versus summitate excepta sensim late revoluto, 
nervo valido rubiginoso summitatem folii extremam oceu- 
pante, cellulis minutissimis rotundatis tenerrime papillosis 
maxime obseuris basin versus minute quadratis et rect- 
angularibus diaphanis; perich. pauea in eylindrum con- 
voluta longiora majora, e basi longiusenla fuscata laxius 
tenerius reticulata maxime breviter lanceolata angustius 
nervosa; theca in ped. brevi tenui rubro flexuoso erecta 
minute .elliptica intense brunnea, operculo perbrevi conieo 
rubro obliquiuseulo, annulo latiaseulo persistente, peristo 
mio perbrevi dentibus basi veluti conflatis pallidis rugu- 
losis in erura duo irregularia fissis. 
