PLATE XI. 



A. — Euonymus europseus, Linnceus : p. 90. 



1. A flower. 



2. A ripe fruit. 



B. — Rhamnus catharticus, Linnceics : p. 90. 



1. A staminate or barren flower. 



2. A pistillate or fertile flower. 



3. The ripe fruit. 



C. — Tamarix anglica, Wehh : p, 88. 



1. Portion of a branchlet, showing the close scale-like 



leaves. 



2. A flower separated from the spike. 



3. The stamens and pistil. 



D. — Rosa canina, Linnceus : p. 78. 



1. A vertical section of the flower, the petals being re- 



moved, showir.g the ovaries attached to the inside of 

 the calyx-tube, with the stigmas just protruding from 

 the orifice. 



2. A stamen. 



3. One of the ovaries. 



4. The ripe fruit. 



