1921] 
PAYSON— MONOGRAPH OF THE GENUS LESQUERELLA 
l| Fods obtuse or acute, 
but not compressed 
£t the apex. 
m. Basal leaf blades 
narrowed gradu- 
ally to the petiole. 
Pedicels sigmoid; 
# # gues large, 
Pedicels rarely 
amie ani t 
- 
- 
Stems prostrate; 
poa mgoty ob- 
mpressed..... 
Fods compressed at the 
apex; pedicels conspicu- 
00. p sre UTEM 
elcngated. 
ll fob not flattened at 
the apex nor on the 
rgins. 
n. Scarcely forming a 
Stems branched; 
^ en 2 in each 
eee eee 
lh. 
flowers yel- 
on an 
elongated 
caudex. 
145 
83. L. montana 
33a. L. montana 
var. suffruticosa 
L. mendocina 
$8. L. montana 
46. L. Wardii 
34. L. curvipes 
E L. globosa 
$1. LL. lata 
10. L. montevi- 
densis 
