PAP1LIONACEAE (PEA FAMILY) 



33 a Flowers about V& in. long; pods i in. or less long, 



oblong 30. Falcata. p 176 



b Flowers V-2 in. or more long; pods usually more than 



i in. long, linear 34 



34 a Plant growing wild in sandy soil; leaflets %-2 in. long 



31. Galactia. p 176 

 b Plants cultivated or sometimes wild; leaflets 1-4 in. 



! n g y t 35 



35 a Plant cultivated for ornament, twining, 5-20 ft. long; 



flowers 2-4 together in erect racemes; seeds black 



32. Dolichos. p 176 

 b Plants wild, or cultivated for food 33. Phaseolus. p 176 



36 a Pods jointed by being lobed on the lower margin, the 



joints separating; leaflets usually with small stipules 



34. Meibomia. p 176 

 b Pods not jointed; leaflets usually without stipules.... 37 



37 a Pods spirally twisted; flowers bluish-purple, in racemes 



about i in. long 25. Medicago. p 175 



b Pods not spirally twisted; plants not completely as in a 38 



38 a Wild plants; pods small, rounded to ovate 



28. Lespedeza. p 175 

 b Cultivated plants; pods linear, i in. or more long.... 39 



39 a Pods hairy; plant cultivated for forage 35. Glycine. p 177 

 b Pods not hairy; plants cultivated for food 



33. Phaseolus. p 176 



1 SOPHORA PAGODA TREE. (S. japonica*) 



2 CLADRASTIS YELLOW-WOOD. (C. lutea*) 



3 SWAINS6NA SWAINSONIA. (S. galegifblia*) 



4 Cf TISUS GENISTA. (C. canariensis*) 



5 WISTARIA CHINESE WISTARIA. (W. chinensis.*) 



6 LABtJRNUM GOLDEN CHAIN. (L. vulgare*) 



7 CARAGANA PEA TREE. (C. arbor escens*) 



8 ROBI'NIA. 



1 a Tree with white flowers; leaves not with bristles or 



glandular hairs BLACK LOCUST. (R. pseudacacia.) 



b Trees or shrubs with pink or purple flowers; leaves 



with bristly or glandular hairs 2 



2 a Tree with pinkish flowers; leaves with glandular hairs 



CLAMMY LOCUST. (R. viscbsa.*) 

 b Shrub with pink or purple flowers; leaves with bristly 



hairs ROSE ACACIA. (R. hispida*) 



9 AM6RPHA FALSE INDIGO. (A. fruticbsa*) 



10 COLtFTEA BLADDER SENNA. (C. arborhcens*) 



11 CROTALARIA RATTLE-BOX. (C. sagittalis.) 



173 



