FIG. 1. Lamium album. 



ON FLOWERS AND INSECTS, 



LECTURE I. 



THE flower of the Common White Deadnettle (Lamium 

 album, Fig. 1) consists of a narrow tube, somewhat 



FIG. 2. Flower of Lamium album. 



FIG. 3. Section of ditto. 



expanded at the upper end (Fig. 2), where the lower 

 lobe of the corolla forms a platform, on each side of 



B 



