SYNOPSIS OF THE FLORA OF COLORADO. 161 



HYPNUM (LIMNOBIUM) EUGYRIUM, Schpr. 

 Hob. On stones, in mountain streams. Hall. 

 HYPNUM (AMBLYSTEGIUM) SUBTILE? Hoffm. 



It is apparently the species. The capsule is too old tor positive de- 

 termination. 



Hob. Upon stones, in dry creeks. Hall. 



HYPNUM (AMBLYSTEGIUM) SERPENS, Linn. 

 Hal. Wet ground, near springs and shaded banks. Hall. 

 HYPNUM (AMBLYSTEGIUM) RADICALE, Brid. 

 Hob. Decayed wood, in canons. Hall. 

 HYPNUM (AMBLYSTEGIUM) ORTHOCLADON, Beauv. 

 Hab. On stones, borders of shaded springs. Hall. 

 HYPNUM (CAMPYLIUM) HISPIDULUM, Brid. 

 Hab. Eoots of trees, low mountains. Hall. 

 HYPNUM ADUNCUM, Hedw. var. ?. polycarpum, Schpr. 

 Hab. Twin Lakes. Doicnie. 

 HYPNUM FLUITANS, Dill. 

 Hab. Same as the former ; sterile. Doicnie. 

 A HYPNUM UNCINATUM, Hedw. 



Hab. Decayed wood, moist ground, &c. ; common. 



HYPNUM FILICINUM, Linn. 



Hab. Eocks humected by springs. Hall. 



HYPNUM (RHITIDIUM) RUGOSUM, Ehrh. 



Hab. Dry ground, mountains of middle altitude ; common. 



HYPNUM (DREPANIUM) REPTILE, Michn. 



Hab. Eoot of trees in pine woods, same altitude. Hall. 



HYPNUM (DREPANIUM) PALLESCENS, Schpr. 



Hab. On the bark of dead pines, Uinta Mountains. Watson's 

 Catalogue. 

 / HYPNUM (DREPANIUM) CUPRESSIFORME, Hedw. 



Hab. On trunks of dead pines ; not rare. 



HYPNUM (DREPANIUM) IMPONENS, Hedw. 



Hab. On decayed wood, base of the mountains. Hall. 



HYPNUM (CTENIDIUM) MOLLUSCUM, Hedw. 



Hab. Humected perpendicular rocks, in cafions. Hall. 



HYPNUM GIGANTEUM, Schpr. 



Hab. Hot Springs, National Park. (Explor. of 1872.) 



HYPNUM NITENS, Schreb. 



Hab. Low grounds, in boggy places. Hall; Dotcnie. 



By HENRY WILLEY, ESQ. 



DACTYLINA MADREPIFORMIS, Wulf. Horse Shoe Mountain, at 

 11,000 feet altitude, July 18. (1.) 

 CETRARIA ISLANDICA, Ach. An infertile fragment. (2.) 



USNEA TRICHODEA, Ach. (3.) 



THELOSCHISTES PARIETINUS, (L.) (4.) 



PARMELIA KAMTSCHADALIS, Eschw., var. AMERICANA, Xyl. Horse 

 Shoe Mountain, at 11,000 feet altitude. Infertile. (5.) 

 11 F c 



