389 
Patria. Argentinia Tucumanensis, in excelsis prope 
Taf, Aprili 1873. 
Ängströmiae Jamesoni Mitt. (sub Anisothecio ex Andi- 
bus Quitensibus exeelsis simillima, sed haecce species folüis 
eapillaceis et flıeca exapophysata jam toto coelo differt. 
49. Angströmia (Diotelon Hpe., Anisothecium Mitt. 
Dichodontium Schpr.) Lorentzi n. sp. dioieum; cespites lati 
pollieares laxi sordide luteo -virescentes; canlis faceidus 
tenuis flexuosus simplieiuseulus; folia caulina remota laxe 
disposita parım erispula, humore patentia, inferiora minora 
superiora majora, e basi brevi vaginacea laxe retieulata 
in subulam robustam patentem vel reflexiusculam flexuo- 
sam eanalieulatam integerrimam margine erectam obtu- 
siusculam e cellulis multo minoribus sed laxiuseulis paralle- 
logramnis reticulatam attenuata, nervo lato depresso 
fiavido partem maximam subulae oceupante; rerich. omniam 
maxima e basi longiore perfecte vaginata in subulam longio- 
rem protraeta ubique laxius retieulata; omnia summitate 
obtusula indistinete erosula; theca in ped. caulem longi- 
tudine fere aequante Iuteo-rubente flexuoso erecta urnigero- 
ovalis ore eonstrieta madore perfecte ovalis pachyderma 
ochracea truncata, operculo rohusto e basi depressa longius 
oblique rostrato humore conico-rostellato, annulo nullo, 
ealyptra operculum solum obtegente robusta glabra; peri- 
stomii dentes robusti elongati e basi lata purpurea longa 
valde trabeculata apice pro more parım perforata in erura 
Auo elongata eapillari-subulata subaequalia asperula palli- 
diora regulariter fissi. 
Patria. Argentinia subtropiea, Sierra de Tucumän, 
in alpinis „der Cienega“, 1872, 
