Family LEGUMINOS4® a5 
1. Cassia chamecrista L. Partridge Pea. 
Common in eastern Nebraska. Ewing; Guide Rock; Lincoln; Red 
Cloud; Richardson county; Wahoo. 
2. Cassia marylandica L. Wild Senna. 
Rare in the southeastern part of the state. Guide Rock; Red Cloud. 
2. Gleditsia. 530. 
1. Gleditsia triacanthos L. Honey Locust. 
In rich soil in the eastern part of the state. Lancaster county. 
3. Gymnocladus. 531. 
1. Gymnocladus dioica (L.) Koch. Kentucky Coffee-tree. 
On alluvial soil in the southeastern part*of the state and along the 
Missouri as far north as Cedar county. Louisville; Nemaha City; 
Rulo; Saltillo; West Point. 
4. Cercis. 529. 
1. Cercis canadensis L. Red-bud, Judas-tree. 
Common in woods along streams in the southeastern part of the 
state. Bellevue; Nemaha City; Peru; Rulo; Weeping Water; Wy- 
more. 
2b. Subfamily MIMOSACEZ. 
Stems and legumes smooth; petals not united. 1. Acuan. 
Stems armed with recurved prickles; legumes prickly; corolla gamo- 
petalous. 2. Morongia. 
1.. Acuan. 527. 
1. Acuan illincensis (Michx.) Kuntze. Illinois Mimosa. 
Common in the eastern part of the state. Callaway; Kearney; Lin- 
coln; Niobrara; Newark; Red Cloud. 
2. Morongia. 528. 
1. Morongia uncinata (Willd.) Britton. Sensitive Brier. 
Prairies and hillsides in the eastern part of the state. Adams 
county; Fairbury; Gosper county; Grand Island; Niobrara; Red 
Cloud; Verdigre. 
2c. Subfamily PAPILIONACEZ. 
Stamens not united by their filaments. 
Leaves pinnate, leaflets 7-25. 1. Sophora. 
Leaves simple or trifoliolate. 
Pods 7-10 cm. long, flat; foliage not blackening in drying. 
2. Thermopsis. 
Pods 1-5 em. long, inflated; foliage blackening in drying. 
3. Baptisia. 
Stamens united by their filaments into one or two groups. 
A. Leaves simple, lanceolate to oval; anthers of two kinds. (See 
also Phaca and Homalobus which often have simple leaves.) 
5. Crotalaria. 
B. Leaves trifoliolate. 
Herbs not climbing. 
Pod not a loment, i. e., not breaking into joints when mature. 
