— '204 — 



B. Leaves long gen. entire or (in C. Mildei and C. setifolius) 

 denticulate above, us. appressed when dry; costa long-excurrent. 



a^ Upper leaves us. with long whitish hairpoint. 

 9.C.illtroflexus Hedwig. — Dieranum H.; Campylopus Brid.; 

 C. polytrichoides Notaris; C. leucotrichus SuU. icon. m. 



Leaves straight rigid not distinctly auricled, us. appressed 

 when dry; basal lamina not involute; upper cells rhomboidal- 

 oblong or often curved; costa very broad, deeply sulcate. Male 

 plants with short reddish perigonial leaves. Tufts radiculose 

 us. green or yellowish, sometimes blackish. Very r. fruiting. 

 — Dry heaths and rocks. Eur. Switzerl.l Amer. »U. S.»: Sulliv. 

 lO.C.breyipilus Br. eur. 



Differs from the last: Leaves less rigid, sometimes faintly 

 flexuous; basal lamina partl}-^ involute; costa not deeply sulcate, 

 less broad; hairpoint short sometimes wanting. Tufts nearly 

 eradiculose us. yellowish. Capsules unknown. — Moist heaths 

 r. Eur. France: Renauld, com. Husnot. 

 11 C.atrovirens Notaris. 



Leaves not rigid, sometimes flexuous or falcate, us. auricled; upper 

 cells gen. oblong or vermicular; costa not deeply sulcate, 

 not very broad. Tufts sparinglj' radiculose us. blackish or dark 

 green. Very r. fruiting. — Wet rocks and peaty ground. Eur. 

 Switzerl.l Norway: R. Hartman. France: Husnot. 

 *C.adnstHS Notaris. 



Leaves nearly straight, less distinctly auricled; upper cells 

 often rhomboidal. Tufts blackish brown when dry. Capsules 

 unknown. — Dry rocks r. Eur. Switzerl. in higher subalp. 

 region near Faido! 

 12.C.gracilicaulis Mitten. 



Differs from C. atrovirens in not auricled leaves; upper cells 

 often rhombic. »Capsule immersed in the comal leaves*: Lesq. 

 et Jam. Amer. r. U. S., Florida: Austin, com. Cardot. 

 * C.angustiretis Austin. — Dieranum Austin; Campylopus 

 Lesq. et Jam. 



sLeaf-cells much longer, sublinear, the alar dirty red. Amer. 

 U. S., Florida »: Lesq. et Jam. 



bt Leaves without distinct (hyaline) hairpoint, sometimes 

 (exc. G. Mildei) falcate or r. (in G. setifolius) flexuous. 

 13.C.Mildei Limpricht. 



Leaves nearly appressed when dry, straight, less rigid than 

 in G. introfiexus, sometimes denticulate above; auricles gen. not 

 much distinct; upper cells oval-rhombic; costa not much deeply 



