Holm, The genus Carex in North -West America. 



A. Synopsis of the speciesJ) 



Vig ncac. 

 Brach tistachyac nob. -) 



tenulßora Wahl 



lollacea Schk 



canescens L 



arcta Boott 



vitilis Fr 



Bonanzaensis Britt. . . 



tenella Schk 



Neurochlaenae nob. 



nard'ma Fr " 



glareosa Wahl 



lagopina Wahl 



Prlhiflovensis Mac. . . . 



crij]}tantha nob.-^) . . . 



neurochlaena nob. . . . 



norvegica Willd 



Argyranthae nob. 



Deiveyana Schw. . . . 



Bolanderi W. Boott . , 

 Ästrostachyae nob. 



gynocrates Wormskj. . . 



stellulata Good 



„ var. excelsior Bail. 



interior Bail 



sterilis Willd 



laeviculmis Meinsh. . . . 

 Acanthopliorae nob. 



HooJceriana Dew. . . . 



occidentalis Bail 



vag ans nob 



Hoodii Boott 



conjmicta Boott .... 



phaeolepis nob 



vicaria Bail 



var. costata Bail. . 



}ß 



1 

 T 



t 



t 



t 



t 



t 



t 

 t 



t 



t 



t 

 t 

 t 



t 

 t 



t 



t 



t 



t 



t 

 t 



t 

 t 

 t 



t 

 t 



t 



t 



t 



t 



t 

 t 



t 



t 

 t 



t 

 t 



t 



t 



t 



t 

 t 



t 

 t 



t 

 t 



t 

 t 



t 



t 



t 



t 

 t 



t 

 t 



t 



t 

 t 



t 

 t 



t 

 t 



t 



t 



t 



t 

 t 



t 

 t 



t 



t 



t 

 t 

 t 



t 



t 

 t 



t 

 t 

 t 

 t 

 t 



t 



*) A cross (t) indicates the presence of the species, a dot (.) its absence. 



2) The greges have been described by the author in Am. iourn. of sc. Vol. XVI. 

 1903. p. 445. 



•■^j The diagnosis of this species (Am. journ. of sc. Vol. X. 1900. p. 267) should 

 read: „the terminal spike gynaecandrous, the lateral pistillate". 



