98 POPULAR FIELD BOTANY. 
It flowers all through the summer, and, like the C. vulgatum, 
is found commonly in fields and waste places. 
Crrastium aRvENSE. Wield Mouse-ear Chickweed. Leaves 
narrow, lance-shaped, fringed at the base, petals twice the 
length of the calyx. Stems numerous, covered with fine 
hairs ; not many flowers in the bunch ; petals large and white. 
It grows in fields and dry gravelly pastures. 
IcOSANDRIA. MoNnoGynia. 
CALYCIFLORZ. ROSACES. 
PRUNUS. (CuxErry.) 
Generic Character. See page 54. 
We had the Black-Thorn, or Prunus spinosa, in flower 
last month, being the first of the genus that makes its 
appearance ; now we find the Wild Cherry, the Bullace 
tree, &c. 
Prunus cerasus. Wild Cherry, or Gean Tree. This 
pretty tree makes the woods look gay with its white blossoms 
and delicate-looking leaves. The flowers are grouped toge- 
ther in an umbel, and are white. Leaves downy under- 
neath, pointed, and rather broad. ‘The fruit is dark in 
general, but there are varieties of a lighter tinge. It has a 
