THE ANGIOSPERMAE 



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Fig. 1402. — Various pseudocarps. Above: pome of the Quince, Cydonia vulgaris. 

 Middle: pome of Apple, Pyriis malus. Below: Hip of Rosa. See in text. 



of free akenes. In Crataegus the soft external tissue encloses a group of 

 hard objects, like a drupe with several stones. This is in fact a drupe of 

 several carpels and the stony walls are endocarps. It is analogous to a small 

 Apple with hardened, instead of cartilaginous, carpel walls. The Medlar 

 {Mespilus) also has several stones, which are free from the outer flesh, not 

 united to it as in Crataegus. The stones in these latter fruits are called 

 pyrenes. 



One may note that all these fruits belong to the Rosaceae which seems 

 to be rich in pseudocarps. Another example, from the same family but of 



