fh'/taf/('(i' (ff NorfJi Amovira. 103 



Hab. — On the ground in moist places, Col.? (Bolanids of Wlieekr Sur- 

 vey), (Jreenland. (Eu.) 



Bib. — Syn. Hep. p. 95; Hep. Europ. p. 51). 

 Delin— Brit. Jung. t. 32 ; Ekart t. Ill f. 26. 



16. J. pumila With. Stems creeping, somewhat as- 

 cending at the apex, radiculose, subsimple, pale; leaves ovate, 

 ohtnse, concave, ascending, entire; involncral leaves like those 

 of the stem, erect; inner involucre terminal, lanceolate, plicate 

 above, the mouth denticulate; capsule oval. ( Aplozia pumila 

 Dumort.) 



Hab. — On shaded rocks along rivulets, Closter, N. J. {Austin), Col. 

 (Brandcgee). {Va\.) 



Bib.— Syn. Hep. p. 97; Hep. Europ. p. 59. 

 Di^m.— Brit. Jung. t. 17 ; Ekart, t. II, f. 13, 

 ^.rsic— Hep. Bor.-Amer. No. 33. 



y~/" Lea res hidenfafe. 



17. J. alpestris Schleich. Stems densely creeping, bifid- 

 branching, ascending at the apex; leaves semivertical, ovate- 

 sulxjuadrate, obliquely l)identate, the lacinije unequal, acute or 

 mucronulate, distant; involncral leaves wider than those of 

 the stem, 2-3-cleft; inner involucre twice as long as the outer, 

 oblong, smooth, the mouth complicate; capsule oval. 



ifoT*.— Alpine regions of White Mts., N. H. (Oa/.T.s-). (Eu.) 

 5(6.— Syn. Hep. p. 113; Hep. Europ. p 75. 

 Exsic. — Hep. Bor.-Amer. No. 39. 



18. J. ventricosa Dicks. Stems dense, close creeping, 

 branching from beneath; leaves semivertical, subquadrate, 

 plane or inflexed at the base anteriorly, broadly emarginate-bi- 

 dentate, the teeth acute, often bearing globules; involncral 

 leaves larger, erect-spreading, rotund, 3-4-cleft, somewhat den- 

 tate; inner involucre ovate, inflated, narrow-complicate toward 

 the apex, oval. (J. porpliijroleuca Nees is a variety fide Aus- 

 tin). 



. Hab.— On rotten wood and on the ground in mountainous regions 

 and far northward ; common. (Eu.) 



Bib.— Syn. Hep. p. 108, 109; Hep. Europ. p. 70, 77; Pro. Phil. Acad. 

 1S69. p. 220. 



Delia.— Brit Jung. t. 28; Ekart. t. YII, f. 58; t. X, f. 79 et. XII, f. 

 29 {rar.) 



^.iN(c.— Hep. Bor.-Amer. No. 36, 37, .38. 



