118 
SAGINA. 
than the sepals, or absent altogether. 
L procum'bens. Pear/wort. 
Sepals and styles 5; petals 5, longer. 
Petals much longer than the calyx; upper leaves with 
| clusters of little leaves in their angles. 
nodo'sa. Knotted Spurry. 
\ Petals about as long as the calyx; leaves with minute, 
gland-tipped hairs. 
(form subulata of) Linne’l. 
Sepals, stamens, and styles 4; petals 4, much oe 
et 
Nee Wee a aoe, 
SA’LIX. 
Dwarf alpine plant (not below 2000 feet) ; leaves roundish,~ 
very obtuse, rarely over } inch long. J 
herba/cea. Dwarf Willow. 
Lowland plants ; leaves more or less pointed. 
_Leaves fragrant, shining as if varnished, sticky when 
| young; stamens 4-12 under each scale of the 
catkin. pentan'dra. Say Willow. 
“Leaves not fragrant nor sticky ; stamens 1- 3: 
Leaves (and catkins) many of them opposite ; arenes 
more or less joined into one; ovary ae 
| stalkless. purpurea. 
Leaves not opposite; stamens 2 or 3; ovary on a 
stalk (except a/ba and viminalis). 
poe: 3; leaves tough, almost leathery, Hone 
| without hairs, rather suddenly pointed. _ J 
L amygdalina. french Willow. 
Stamens 2; leaves various. 
Leaves silky, at least underneath, with straight 
( hairs lying parallel. 
em lying along the ground, with nes 
branches; leaves 3-13 inches; oa 
i stalked. re'pens. 
Stem erect; leaves much longer. 
Leaves toothed, usually very white on both- 
f surfaces ; style very short. ] 
q al’ba. White Willow. 
Leaves not (or scarcely) toothed, very long >) 
style slender. 
| oe, 
viminallis. Osier/ 
Leaves (unless quite young) not silky, either 
smooth, or with crisped, cottony down. 
