PLATE XV. 



A. — Carduus nutans, Linncdus: p. 101. 



1. One of the florets, separated from the capitule or head. 

 B. — Campanula rotundifolia, LinncBus : p. 102. 



1. The anthers and pistil, showing the inferior ovary. 

 C, — Erica cinerea, Linnceus : p. 103. 



1. One of the pitcher-shaped flowers. 



2. A stamen, showing the appendage at the base of the 



anther-cells, and the pores by which the pollen escapes. 



3. The pistil. 



D, — Ligustrum vulgare, Linnceus : p. 104. 



1. A flower. 



2. A sprig bearing berries. 



