1	"Plant a shrub"	"Sophora prostrata"
1	"Plant a tree"	2
2	"Flowers cream to pale yellow"	"Sophora japonica"
2	"Flowers rich yellow"	3
3	"Leaflets 1.5–3.5 cm long (10–20 pairs per leaf); standard petal shorter than the wings"	"Sophora tetraptera"
3	"Leaflets less than 1 cm long (more than 20 pairs per leaf); standard about as long as the wings"	"Sophora microphylla"