FABACEAE 



395 



N. J. Throughout the state except in the pine-barrens, increasing 



southward. 

 Pa. Northampton, Bucks, Lehigh, Delaware and Chester counties. 

 Cassia Tora L. has been collected as an adventive in Delaware Co., Pa. and neai 

 the City of New York. 



4. Gleditsia L. 

 1. G. triacanthos L. In woods: W. N. Y. and Ont. to S. Dak., 

 Ga., Kan. and Tex. Naturalized and extensively planted 

 further east. 



Doubtfully wild in any part of our area; all the numerous trees 

 in the area are probably derivatives of cultivated specimens. 



FABACEAE 



The 10 stamens distinct. 

 The stamens monadelphous or diadelphous. 

 Leaves not tendril-bearing. 



Pod not a loment, 2 valved or indehiscent. 

 Foliage not glandular dotted. 



Stamens monadelphous, anthers of 2 kinds. 

 Herbs, with simple or 5-1 1 foliolate 

 leaves. 

 Leaves simple; pod inflated. 

 Leaves 5-1 1 foliolate; pod flattened. 

 Shrubs with 1-3 foliolate leaves. 

 Stamens diadelphus; anthers all alike. 

 Leaves 3-foliolate, rarely unifoliolate. 

 Leaflets denticulate. 

 Flowers racemose. 

 Flowers spicate, umbelled or 

 capitate. 

 Pods curved or coiled. 

 Pods straight. 

 Leaflets entire. 

 Leaves pinnately several-foliolate. 

 Herbs; leaves odd-pinnate. 

 Standard very broad. 

 Standard narrow. 

 Trees or shrubs. 

 Foliage glandular dotted. 

 Pod a loment; herbs. 



Leaves odd-pinnate. 

 Flowers purplish. 

 Flowers yellow. 

 Leaves 3-foliolate, the terminal leaflet stalked. 

 Flowers yellow. 

 Flowers purple, blue or white. 



Pod of several joints; leaflets stipellate. 

 Pod of 1 or 2 joints; leaflets not stipellate. 



1. Baptisia. 



2. Crotalaria. 



3. Lupinus. 



4. Cytisus. 



5. Melilotus. 



6. Medicago. 



7. Trifolium. 



8. Lotus. 



9. Cracca. 



10. Astragalus. 



11. Robinia. 



12. Amorpha. 



13. Coronilla. 



14. Aeschynomene. 



15. Stylosanthes. 



16. Meibomia. 



17. Lespedeza. 



