240 A TEXT-BOOk OF BOTANY 
All of the fruits mentioned above include only a modi- 
fied ovary wall with its contents, but many of the most 
Fic. 233.—Raspberry: A, flower-stalk, with calyx, Fig. 234.—Strawberry: an 
old stamens, and prominent receptacle, from enlarged pulpy receptacle 
which the berry (a cluster of small stone-fruits) in which numerous small 
has been removed (B).—After BaILey. akenes are embedded. 
common fruits do not answer to this description. A few 
of the most conspicuous of these will serve as illustrations. 
A number of the best-known fruits have been named 
“berries” that are not berries as described above. For 
Fic, 235.—Longitudinal and transverse sections of apple, showing the five-celled 
ovary (core) embedded in the fleshy cup of the flower. 
example, a raspberry is a mass of very small stone-fruits 
that slips from the enlarged top of the flower axis (recep- 
