— 270 — 



Tufts blackish or brown when dry, 6 — 20 c. m. high. Resem- 

 bling Barbula reflexa but more robust. — Rocks in alp. region 

 r. Eur. Switzerl.! France: Husnot. Germany: Holler. Austria: 

 Berggren. 

 112. Aloina (C. M. as subg.) Kindb. in Skandinav. Natur- 

 forskaremotets handl. 1880. 



A. Leaves close when dry, not patent when moist. Us. 

 synoecious. 



l.A.bi'eTirostris Hooker et Greville. — Tortula H. et G.; Alo- 

 ina Kindb. 1. c. and Laubm. Schw. u. Norw. 



Leaves ovate-oval very broad, cucullate above; costa not ex- 

 current. Capsule us. cylindric with much shorter lid, r. subo- 

 void with nearly half as long lid; teeth us. once contorted; 

 calyptra reaching below lid; annulus broad partly revoluble. 

 — Walls princ. in limestone districts. Eur. Sweden; Hartman. 

 Norway: E. Nyman. Amer. Greenl.: Berggren. Can.: Macoun. 



B. Leaves incurved when dry, patent when moist. Dioe- 

 cious. 



a. Peristome twice contorted; annulus broad revoluble. Ca- 

 lyptra reaching to the half of capsule. 



2.A.stellata Schreber. — Bryum Schreber 1771; Aloina Kindb. 

 Laubm. S. u. N,; Barbula rigida Hedwig 1787. 



Leaves suboblong or narrower us. cucullate sometimes hair- 

 pointed; costa us. not excurrent. Capsule suboblong; lid much 

 shorter; pedicel red-brown. • — • Walls and clay banks. Eur. 

 Norway, Switzerl.1 Austria: Venturi. Greece: Orphanides; Amer. 

 Can.: Macoun. 



S.A.macrorhyncha Kindb. — Barbula (Aloina) cat. Can. m. 

 Leaves round-ovate cucullate; costa not excurrent. Capsule 

 oblong-ovoid; lid more than ^3 its length; pedicel pale red or 

 yellowish. — On earth r. Amer. Can.: Macoun. 



b. Peristome once contorted; annulus narrow us. persistent. 

 Calyptra short. Capsule subcylindric. 



4.A.ambigiia Br. eur. — Bai-bula Br. eur.; Aloina Limpricht; 

 A. ericffifoHa Kindb. Laubm. S. u. N.; Tortula Lindb. 



Leaves lanceolate-linear us. hamate-incurved at apex, some- 

 times subacute; costa not excurrent. Capsule erect at least 

 twice longer than lid: pedicel yellowish above and reddish 

 below, finally red-brown; calyptra not reaching below lid. — 

 Walls. Eur. Norway! France: Husnot. Greece: Orphanides. 

 Roemer. Amer. Can.: Macoun. 



