THE MORNING-GLORY FAMILY 381 
Fic. 299, ae —Creeping Bellflower (Campanula rapunculoides, Bellflower 
Family, Campanulacee). A, flowering branch. B, flower, cut verti- 
cally, enlarged. C, floral diagram. D, fruit opening by little doors at 
base, enlarged. E, seed, entire, and cut vertically, enlarged. (Le- 
Maout and Decaisne.)—A perennial herb 30-90 cm. tall; flowers 
blue; fruit dry. Native home, Eurasia; run wild from gardens. 
the corolla and the dehiscence of the capsule. So complete 
is the coalescence of the petals in most members of the family 
and so flaring the corolla, that as it forms in the bud it be- 
comes folded or plicate,: and the folds overlap in a convolute 
manner. Such estivation. may be described as _ plicate- 
convolute. The capsule of the morning-glory (of which the 
sweet potato is one species) differs from the other capsules we 
have studied in having the valves separate not only from one 
Pli’cate < L. plicatus, folded into plaits. PY. 
left) with one of the other two which together with the middle cne are 
to form the strap-shaped corolla. S, somewhat later stage showing 
the three lobes of the strap-shaped corolla (c) and the inferior ovary (g). 
(Payer.)—A perennial herb about 1 m. or more tall; resembling a sun- 
flower. Native home, Eastern United States; familiar in gardens. 
