LEGUMINOSAE. 143 
SOPHORA. 
(Family Leguminosae). 
Small trees or shrubs for our 
purpose: deciduous or exception- 
ally evergreen. Twigs moderate, 
swollen at the nodes, more or 
less zig-zag with elongated inter- 
nodes, subterete or angled: pith 
somewhat 3-sided, continuous, pale 
or greenish. Buds woolly, super- 
posed, sessile, sometimes small 
and at first concealed by the leaf- 
scar, the end-bud lacking. Leaf- 
scars usually alternate, raised, 
from nearly round or deltoid be- 
coming narrowly U-shaped by 
tearing of the articular mem- 
brane: bundle-traces 3: _ stipule- 
scars or remnants minute, at the 
upper angles of the leaf-scar. 
Winter-character references:— 
Sophora japonica. Schneider, f. 
91; Shirasawa, 238, pl. 2. 
. Buds covered by the articular membrane: twigs green. 2. 
Buds evident in the axils. 4. 
. Native of the Southwest. (2). S. affinis. 
Cultivated rather generally. 3. 
. Not weeping. (Pagoda Tree). S. japonica. 
Weeping. S. japonica pendula. 
. Unarmed: twigs greenish: evergreen. (3).8S. secundiflora. 
With axillary spines: twigs purple. (1). S. viciifolia. 
