— 326 — 



S.Ph.Subcapillaris Kindberg n. ep. — Ph. capillaris Lindb. ? 



Leaves nearly crowded, shorter acuminate than in the last: 

 perigonial patent erect subovate short acuminate with not ex- 

 current costa, the inner sometimes obtuse. — Wet earth r. 

 Eur. Switzerl. near Lugano! 



b. Leaves very mamillose and sharply serrate; costa long- 

 excurrent. 

 6.Ph.TancouTeriensis Kindb. n. sp. 



Leaves long-subulate: perigonial patent-erect broadly ovate- 

 lanceolate acute nearly nerveless. — Amer. r. Can. Vane, isl.: 

 J. Macoun. Alaska: J. M. Macoun. 



2. Dimoi-phse. 



A. Leaves smooth or only at borders furnished vyith few 

 double mamillee; cells verj^ pellucid somev?hat large. 

 7.Ph.glabrinscula Kindb. cat. Can. m. 



Leaves not long gen. decurrent, nearly appressed when dry; 

 those of shoots spreading. Capsules and flowers unknown. — 

 Springs r. Atner. Can.: Moser; Waghorne. U. S : Roell. 



B. Leaves very mamillose also at the inner cells. 

 a. Perigonial leaves acute distinctly costate. 



S.Ph.calcarea Br. eur. 



Leaves large gen. serrate without double mamillse, us. long 

 crowded and falcate: perigonial us. horizontally spreading. Tufts 

 gen. very high. — Calcareous rocks and swamps. Eur. not r. 

 Sweden! Switzerl.!; Schimper. Greece: Heldreich. Amer. r. 

 »U. S.»: Lesq. et Jam. 

 *Ph.mollis Ventuii. 



Leaves of sterile stems very distant. Tufts low and loose. 

 — Eur. Austria: Venturi. Portugal: com. Venturi. Sweden! 

 * Ph.caespitosa Wilson. 



Leaves more dimorphous, often with some double mamillae 

 at borders, gen. not crowded: peiigonial patent-erect. — Swamps. 

 Eur. not common. Belgium: Gravet. Germany: Warnstorf. Amer. 

 »Greenl.!>: Lange. »U. S.»: Cardot. 

 9.Ph.alpicoIa Juratzka. 



Difiers from Ph. calcarea: Leaves shorter and broader, more 

 recurved and us. appressed with patent point, either serrate 

 or partly with double mamillse, r. falcate. Perigonial leaves 

 us. patent-erect. — In alps r. Eur. Norway, Switzerl. I Amer. 

 Can.: Waghorne. Greenl.: Vanhoeffen. 

 lO.Ph.acutiflora Kindb. in Hedwigia 1896 p. 67. 



Leaves not serrate and not falcate, recurved to or above 



