150 



LEGUMINOS^E. 



mon. The leaflets are remarkable for having in their 

 centre a purple, heart-shaped spot. In Cornwall this 

 plant, under the name of Spotted Clover, is considered 

 very injurious to pasturage. Fl. yellow, June Sep- 

 tember. Annual. 



MEDICAGO MACULATA (Spotted Medick). 



3. M. minima (Little Bur-Medick). Leaflets inversely 

 egg-shaped, downy; stipules scarcely toothed; flowers 

 2 4 together ; legumes spirally twisted into a prickly 

 ball ; prickles hooked. Sandy places, rare. Fl. yellow, 

 June, July. Annual. 



4. M. denticulata (Toothed Medick). Leaflets in- 

 versely heart-shaped, smooth ; stipules jagged ; flowers 

 2 4 together ; legumes loosely spiral ; prickles hooked. 

 Very rare. Fl. yellow, April June. Annual. 



* Besides the above, two other species of Medicdgo 

 are occasionally found, which are supposed to have 

 escaped from cultivation. M. satwa (Lucerne), which 

 has purple flowers, and M. falcdta (Sickle Medick), an 



