Hfijiatirce of No)iJt America. 105 



short, strouglj cristate-undulate, obtusely many-lobed; inner 

 involucre terminal, elongate subcylindric, naked, the apex sub- 

 plicate, the raoutli minutely ciliate. (Diplo'pliijUKni jxtJIfiiiii 

 Duniort. ) 



Hah. — In a peat bog near Closter, X. J. (Austin). (Eu.) 

 Bib.- Hyn. Hep. p. 122; Hep. Europ. p. 50; Pro. Phil. Acad. 1869, 

 p. 220. 



Exsic. — Hep. Bor.-Amer. No. 46. 



23. J. inflata Huds. Stems procumbent or ascending, 

 loosely radiculose, branching: leaves semivertical, elliptic-sul)- 

 rotund, unequal-sided, unequally bilobed, the sinus and l()l)es 

 obtuse; involucral leaves like those of the stem; inner involu- 

 cre terminal, at length dorsal, longer than the outer, oval or 

 pyriform, smooth, the mouth connivent; capsule oblong. 

 (Gyrmiocolea inflata Duniort. ) 



Hab.—On sterile ground and on rocks, N. J. (yIhs^j/;) and in high 

 mountains northward to Greenland ( Vahl). (Eu.) 

 Bib. — Syn. Hep. p. 105 ; Hep. Europ. p. 65. 

 Delin.— Brit. Jung. t. 38 ; Ekart, t. Ill, f. 23. 

 Exsic. — Hep. Bor.-Amer. No. 34. 



24. J. Sullivantise Aust. Stems closely creeping, flexu- 

 ous, casspitose; leaves subovate, little wider than the stem, 

 whitish, erect-spreading or somewhat horizontal, somewhat 

 concave or plane, much narrowed at the base, bifid \ — | their 

 length, the sinus obtuse, the lacinias very acute, divergent or 

 connivent; involucral leaves 3, larger, erect, 2-3-cleft, one of 

 them narrower, amphigastroid ; inner involucre terminal on a 

 short ventral branch, obovate-oblong, strongly plicate, at first 

 triquetrous, at length terete, the mouth deeply about 10-cleft 

 with the same number of folds; the laciniae subconnivent, ser- 

 rate or subentire. 



Hah. — On rotten wood, 0. {SuUivant), 111. (Hall). 

 Bib.— Torrej Bull. Ill, 12. 



IX InvoJumd leaves tnerehj toothed. 



25. J. excisa Dicks. Stems subsimple, short, closely 

 creeping, somewhat rigid; leaves semivertical, erect-spreading, 

 subrotund, pellucid, inflexed at the base anteriorly, the sinus 

 deep, ol)tuse, the excised laciniae straight, acute; involucral 



