342 PAPILIONACEAE 
Branches round, the flowering ones erect, 1 to 2 ft. high. Leaves not 
compound, lance-shaped, broadest at middle, without leaf-stalks, shining. 
Flowers numerous, yellow, in loose terminal clusters. Dry hills, eastern 
part of our region. Summer. 
5. ULEX, L. 
Shrubs with spiny branches, the leaves stiff, linear, spiny. Flowers 
large, generally thickly distributed among the spiny leaves. Calyx di- , 
vided almost completely into 2 lips. Stamens united in a single group. 
Pod egg-shaped or elongated.: 
U. europaeus, L. (Fig. 3, pl. 75.) Furze. Gorse. Shrub, 2 to 6 
ft. high, branching. Leaves spiny. Flowers yellow, appearing among the 
spiny leaves. Escaped from cultivation in southern part of our area. 
May-July. 
6, ‘CYTISUS, 1. 
Shrubs with 3-foliate leaves or leaves undivided, the stems often spiny. 
Flowers showy, in clusters. Calyx divided to base into 2 lips. Stamens in 
a single group. Pod, flat, oblong to linear, several seeded. 
C. scoparius, (L.) Link. (Fig. 6, pl. 75.) Broom. Stiff, wiry 
shrub, 3 to 5 ft. high, stem angular, erect, branching. Leaves trifoliate 
or of a single blade, small. Flowers bright yellow about 1 in. long. Waste 
places, introduced sparingly. 
7. MEDICAGO, L. 
Herbs, with trifoliate leaves, the leaflets arising from a common center. 
Flowers small, yellow or violet, terminal or from the leaf axils. Leaf- 
lets commonly slightly toothed, the veins terminating in the teeth, Calyx 
of 5 nearly equal parts. Pods curved or twisted. 
Flowers ‘blue. ‘or “yiolet* ~.5 2G hs oh tots) belRite iol ele el ite 
Flowers yellow. 
Stipules fringed at borders. 
- M. sativa 
Leaflets with a purple spot. 9. ¢. «5 4 «= 0 1) @iwapaoene 
Leaflets without a purple ant ge dye) Me te RO Diet GARD = We) meena pas Ree 
Stipules toothed, not fringed . se tw FS RC ee ee eee 
1. M. sativa, L. (Fig. 1, pl. 76.) Atratra. Lucerne. Cultivated 
for fodder in southern and western States. Much branched, erect or de- 
cumbent, 1 to 13 ft. high. Leaflets inversely lance-shaped or wedge- 
shaped, the middle one on rather longer leaf-stalk than the others. 
Flowers blue, in elongated slender clusters. Fields and waste places. 
Blooms all summer, 
2. M. lupulina, L. (Fig. 7, pl. 75.) Brack Mepic. NonrEsucu. 
Branches spreading, decumbent, 1 to 14 ft. long, downy. Leaflets wedge- 
shaped or egg-shaped to nearly orbicular, toothed at apex. Flowers yel- 
low, small, in dense oblong or eylindrie heads. Pods when ripe, black, 
curved into a spiral, one-seeded, Fields and waste places. March-Dee. 
3. M. hispida, Gaertn. Toornrep MeEptic. (M. denticulata, Willd.). 
Leaflets larger than the last and decidedly wedge-shaped. Stipules large 
and fringed at borders. Flowers small, yellow. The spiral pods elegantly 
reticulated, the edges armed with curved prickles. Waste places, ete., 
mostly near sea-ports, Summer. 
