78 A GUIDE TO THE WILD FLOWERS 



227. Plants without tendrils. (Pea family continued. Nos. 

 228-234). 



Leaflets more than 3 to each leaf (see Fig. 228) 



Ground-nut no. 228 



Leaflets 3 to each leaf 



Flowers small, scarcely ^ in. long. 



Flowers greenish-purple, pods hairy 



Trailing Wild Bean no. 229 



Flowers purple, pods smooth, or nearly so 



■ Bean Vine no. 230 



Flowers reddish-purple, pods slightly hairy 



Milk Pea no. 231 



Flowers at least i in. long, sometimes more. 



Flowers about 2 in. long, very showy 



Butterfly Pea no. 2^2. 



Flowers usually from i to i^ in. long. 



Pods 4-5 in. long, narrow, smooth 



Spurred Butterfly Pea no. 233 



Pods about i in. long, wider and hairy 



Wild Peanut no. 234 



228. Ground-nut. Glycine Apios. (Apios tiihcrosa.) Climb- 

 ing, usually 2-6 ft. Leaflets 5-7, oval, 1-3 in. long. Flowers 

 in clusters among the leaves, brownish-purple, fragrant, a 

 little more than ^ in. long. Pods 2-4 in. long, not hairy. 

 August. New Bruswick to Florida, west to Ontario, Minn., 

 Kan., etc. Fig. 228. 



229. Trailing Wild Bean. Strophostyles helvola. A rather 

 rough-stemmed, branching vine 2-8 ft. long. Leaflets often 

 more or less lobed, 1-2 in. long. Flowers 3-10 together, 

 greenish-purple, not quite 3^ in. long. Pod about 2j^ in. 

 long, hairy. Summer. Quebec to Florida, west to So. Dakota 

 and Tex. Fig. 229. A related species, Strophostyles umbellata, 

 with unlobed leaflets and yellowish-pink flowers, is found 



