44 J. CARDOT ET V. F. BROTHERUS, LES MOUSSES. 



Br. rigochaete Dus. 



Patagonia austr.: Punta Arenas, Rio Minas (564). Fretum magellanicum: 

 Isla Dawson, Harris Bay (563). Fuegia: Seno Almirantazgo, Puerto Gomez (562). 



Br. (Pseudotriquetra) Skottsbergii Card. et Broth. n. sp. 



Synoicum; gracilescens, caespitosum, caespitibus rigidis, compactis, vix ultra 

 1,5 cm altis, superne pallide viridibus, intus fuscescentibus, opacis. Caulis erectus, 

 fusco-tomentosus, superne dense foliosus, innovando-ramosus, innovationibus brevi- 

 bus, dense foliosis. Folia caulina sicca adpressa, humida erecto-patentia, carinato- 

 concava, superiora sensim majora, ovato-lanceolata, usque ad 2 mm vel paulum 

 ultra longa et usque ad 0,5 mm lata, aristata, marginibus late revolutis, integris, 

 limbata; nervö firmo, rubro, in aristam brevem, strictam, subintegram excedente; 

 cellulis firmis, oblongo-hexagonis, basilaribus rubris, internis elongate rectangularibus, 

 alaribus laxis, abbreviatis, teneris, marginalibus limbum angustum, ± distinctum 

 efformantibus. Bracteae perichaetii minores, lanceolatae, intimae marginibus erectis. 

 Seta 2,5 — 3 cm älta, tenuis, rubra. Theca nutans, c. 2 mm longa et c. 0,5 mm 

 crassa, cum collo sporangii longitudinis pyriformis, leptodermis, sicca deoperculata 

 sub ore haud constricta, fuscidula. Exostomii dentes lanceolato-subulati, c. 0,40 mm 

 longi, lutei, apice hyalini, minutissime papillosi, fundo rubro, lamellis c. 15. Endo- 

 stominm sordide hyalinum, papillosum; processus angusti, fenestrati; cilia non visa. 

 Spori c. 0,oi5 mm, olivacei, laeves. Operculum minutum, convexum, apiculatum. 



Patagonia andina: Territ. Chubut, Rio Pichileufu (560); Pampa Chica, ad 

 Rio Tecka (561); Arroyo Temenhuao, c. 1050 m. s. m. 



Species praecedenti valde affinis, sed seta breviore et tenuiore nec non theca 

 minore dignoscenda. 



Br. macrocliaete Card. 



Patagonia andina: Territ. Chubut, Valle Koslowsky (568); Meseta Guenguel, 

 Estancia Brookes, c. 650 m. s. m., Lago San Martin, in rivulo pr. Schönmeyr gla- 

 ciem (529). Fuegia: ad fl. Rio Fontaine, in palude turfoso (566); in valle fl. Rio 

 Azopardo, inter Sphagna (565). 



Br. (Pseudotriquetra) zeballosicum Card. et Broth. n. sp. 



Dioicum; gracilescens, caespitosum, caespitibus densissimis, usque ad 4 cm vel 

 paulum ultra altis, pallide viridibus, intus fuscescentibus, opacis. Caulis erectus, 

 usque ad innovationes fusco-tomentosus, densiuscule et aequaliter foliosus, innova- 

 tionibus c. 1 cm longis, laxiuscule et aequaliter foliosus. Folia decurrentia, sicca 

 imbricata, humida erecto-patentia, ovata, breviter et anguste acuminata, usque ad 

 2,5 mm longa et usque ad 1,5 mm lata, marginibus anguste revolutis, integris vel 

 summo apice serrulatis, limbata; nervö inferne rubro, continuo vel breviter excedente; 

 cellulis laxis, leptodermibus, rhombeis, rhomboideis vel oblongo-hexagonis, basilaribus 

 oblongo-hexagonis, rubris, marginalibus elongatis, angustis, limbum 1 — 2 seriatum, 

 lutescentem efformantibus. Seta c. 3 cm älta, tenuis, rubra. Theca nutans, c. 4 



