74 AMONG THE WILD FLOWERS. 
A very remarkable species also is 7. fragz- 
Jerum, Strawberry Trefoil, whose membranous 
and inflated calyces form a globose head, tinged 
with pink as they ripen, reminding one of a 
strawberry. The head of pale purple flowers 
is small and inconspicuous; the plant creeps. 
On clay soil in Bucks, it is widely spread and 
abundant, though said to be less frequent in- 
land than near the sea. The common purple 
clover is 7. pratense. T. arvense, the Hare’s- 
foot Trefoil, has silky heads of flowers whose 
soft appearance is due to the long and, at 
length, spreading hairy teeth of the calyx. 
It is most common near the sea. 
Then there are the tiny flowers of Vzcza 
hirsuta, the Hairy Tare, and V. tetrasperma, 
Smooth Tare, the distinction observable in 
the pods, which are respectively 2-seeded and 
4-seeded; and notably, the handsome, boldy 
climbing V. Cracca, with its long racemes of 
blue flowers, decorating the hedgerows and 
borders of meadows. Wild plants of V7cza 
Sativa, the crimson Fodder-vetch, are very 
frequent, and may be found through the 
summer; the deep crimson flowers are either 
solitary, or 2 or 3 together. V. Sepzum, the 
