— 237 — 



a. Capsule large eubcylindric; pedicel about 2 c. m. long. 

 Leaves long gradually acuminate acute or subacute carinate, 



often with hairpoint; costa gen. percurrent. Stem r. with short 

 nodose branchlets. 



G.B.Tarinm Mitten. — K.oreganum Ren. et Card. 



Leaves yellowish green recurved nearly all around, subacute 

 at apex, not appressed when dry; cells also the upper rectan- 

 gular; costa greenish; hairpoint not long. Peristomial teeth 

 partite. Stem sometimes with short r. numerous branchlets. 

 — Wet stones in woods r. Amer. Pacif. distr. Can.: Macoun. 

 U. S.: Henderson, com. Cardot. 

 Y.E.speclosum C. Mueller. 



Leaves green recurved nearly all around, subacute at apex; 

 upper cells gen. eubquadrate, often greenish; hairpoint often 

 long. Peristomial teeth partite. Stem without short branch- 

 lets; leaves more appressed than in the resembling last. — 

 Rocks in woods r. Amer. Pacif. distr. Can.: Macoun; Roell, 

 com. C. Mueller. 

 S.R.Leyieri Kindb. n. sp. 



Leaves dark green or finally blackish brown, acute at apex, 

 not recurved above or at one side, appressed when dry; upper 

 cells subquadrate, the lower rectangular; costa finally brown; 

 hairpoint none. Perichetial leaves more or less acuminate; costa 

 percurrent or slightly excurrent. Peristomial teeth deeply cleft 

 not partite. Stem without short branchlets. Tufts blackish 

 brown when dry. — Alp. granitic rocks r. Eur. Portugal: 

 E. Levier. 



b. Capsule small gen. suboval; pedicel about 1 c. m. or 

 shorter. Leaves gen. without hairpoint us. carinate. 



aa. Leaves not recurved above or at one side, obtuse or 

 subobtuse at apex; upper cells subquadrate; hairpoint none or 

 indistinct. Peristomial teeth deeply cleft not partite. Stem 

 without nodose branchlets. 



9.R.protenSTiin Braun. — Trichostomum Braun; Racomitrium 

 Huebener. 



Leaves somewhat long and at apex obtuse, recurved below, 

 appressed when dry; hairpoint none; costa finally brown not 

 percurrent. Perichetial leaves short-acuminate; costa short. 

 Capsule suboval exserted; pedicel 5 — 8 mm. long. Tufts dark 

 green finally blackish brown. — Wet rocks. Eur. not r. Swe- 

 den, Switzerl.! Portugal: Levier. Amer. »Greenl.»: Lange. 



