2 
Holm, The genus Carex in North-West America. 
A. Synopsis of the species.i) 
• 
North 
-West America 
Alaska 
Yukon 
British Columbia 
1 
Washington 
Idaho 
Oregon 
Atlantic States 
Rocky Mountains 
of Colorado 
Yigneae. 
Bracliystachyae nob.-) 
t 
tenuiflord Wahl. 
t 
t 
• 
• 
t 
loliacea Schk.-. . . 
t 
t 
• 
* 
canescens L. 
t 
JL 
1 
t 
f 
T 
» 
1 
? 
( 
1 
t 
f 
! 
f 
T 
arcta Boott. 
t 
t 
t 
t 
» 
T 
vitilis Fr. 
t 
t 
t 
t 
T 
Bonanzaensis Britt. 
t 
. 
tenella Schk.‘ . 
t 
t 
t 
t 
t 
t 
t 
t 
Neurochlaenae nob. 
nardina Fr.' . . . . 
t 
t 
f 
T 
t 
t 
glareosa Wahl. 
t 
lagopina Wahl, . . .. 
t 
t 
• 
Prihijlovensis Mac. 
t 
crijptantha nob. . 
t 
• 
neurocMaena nob. 
t 
• 
norvegica Willd . 
t 
t 
Argijranthae nob. 
Beweyana Schw . 
t 
t 
1 
t 
t 
t 
Boianderi W. Boott . 
t 
t 
• 
t 
• 
Astrostachyae nob. 
gynocrates Wormskj .. 
t 
t 
t 
• 
t 
t 
stellulata Good . 
t 
t 
t 
t 
t 
t 
t 
var. excelsior Bail. . . 
• 
t 
• 
t 
inferior Bail. 
t' 
. 
. 
. 
t 
sterilis Willd . 
t 
. 
t 
t 
laeviculmis Meinsh . 
t 
• 
t 
t 
t 
t 
• 
Acanthophorae nob. 
Hooheriana Dew . 
' 
t 
• 
t 
« 
t 
occidentalis Bail . 
t 
• 
t 
vagans nob. . .. 
• 
t 
t 
« 
Hoodii Boott. 
t 
• 
t 
t 
t 
t 
conjuncta Boott. 
t 
phaeolepis nob. 
t 
• 
vicaria Bail. 
t 
t 
• 
var. costata Bail. 
t 
t 
• 
1 
A cross (f) indicates the presence of the species, a dot (.) its absence. 
2) The greges have been described by the author in Am. journ. of sc. Vol. XVI. 
1903. p. 445. 
The diagnosis of this species (Am. journ. of sc. Vol. X. 1900. p. 267) should 
read: „the terminal spike gynaecandrous, the lateral pistillate“. 
