— 292 — 



2.C.falcatns Kindb. revue bryol. 1887. 



Differs from the last: Leaves less crowded and dark green, 

 distinctly falcate also when dry; cells opake verj' chlorophyllose; 

 costa broader and gradually narrowed, occupying at least Yg 

 of lamina at base, much narrower at apex and gen. not ex- 

 current. Stem not naked below, divided in long branches. 

 Capsules unknown. — Springs r. Eur. Greece: Heldreich. 



B. Leaves broad obtusate or broadly acuminate, patent 

 when moist; lower cells short rectangular. 

 S.C.riparins Host- — Gymnostomum Host; Cindidotus Arnott. 



Leaves concave entire sublinear- oblong or eublingulate gen. 

 obtusate obtuse; upper cells smooth. Capsule oblong; teeth 

 j-ellowish rudimentary; pedicel short-exserted. Stem 2 — 8 c. m. 

 long sparingly branching often erect. Tufts blackish. — Stones 

 princ. ill rivers, r. f!ur. Germany: Holler. France: Guepin, 

 com. Husnot. Sweden: P. Olsson. Spain: Dieck, com. Roell. 

 4.C.fontinaloides Hedwig. — Trichostomum H.: Cinclidotus 

 Beauvois. 



Leaves carinate sometimes denticulate at apex, ovate-oblong 

 or broadly ovate-lanceolate acuminate gen. acute; upper cells 

 sometimes faintly papillose. Capsule oval nearly immersed; 

 teeth reddish. Stems fasciculate often to 10 — 15 c. m. long 

 with numerous short branchlets. Tufts olivaceous or brown. 

 — Stones in springs and riyulets Eur. not r. in lower warmer 

 districts, r. in alps. Sweden, Switzerl., Italy! Amer. r. »Can.: 

 Macouns: Lesq. et Jam. 



Fam. 25. Calyniperace8e. 



122 Calymperes Swartz. 

 l.C.Richardi C. Mueller. 



» Leaves yellow-limbate at least in lower part, suboblong ob- 

 tuse; costa not excurrent. Calyptra slightly scabrous. Tufts 

 looses: C. M. — Trees r. Amer. »U. S. Florida»: Lq. et Jam. 

 2.C.disciforme C. Mueller. 



»Leaves yellow-limbate suboblong; costa excurrent. Calyptra 

 very scabrous. Tufts pulvinate. Barren branches with short 

 crowded leaves»: C. M. — Amer. r. »U. S. Florida*: Lq. et Jam. 



Fam. 26 Encalyptaceffl. 



123. Encalypta Schreber. 

 A. Peristome double. Pedicel red. 

 1. Streptotheca. Capsule finally twisted, r. distinctly necked, 



