CLASSIFICATION OF DICOTYLEDONS. 



217 



mentary stamen, while in others (e.g. Veronica) (Fig. 120, J) 

 there are but two stamens. Many have large, showy flowers, 

 as in the cultivated foxglove (Digitalis), and the native species 

 of Gerardia, mullein, Mimulus, etc., while a few like the 



FIG. 121. Anisocarpons sympetalse (Labiatiflorse) . A, flowering branch of 

 trumpet-creeper, Tecoma (Bignoniacese) , x y 4 . .B/a single flower, divided 

 lengthwise, x %, C, cross-section of the ovary, x 2. 1), diagram of the 

 flower. E, flower of vervain, Verbena (Verbense}, x 2: i, from the side; 

 n, from in front ; in, the corolla laid open. F, nearly ripe fruit of the same, 

 x 2. G, part of a spike of flowers of the common plantain, Plantayo 

 (Plantaginese), x 1. The upper flowers have the pistils mature, but the 

 stamens are not yet ripe. H, a flower from the upper (younger) part of the 

 spike. /, an older expanded flower, with ripe stamens, x 3. 



figwort, Scropliularia (Fig. 120, H), and speedwells ( Veronica), 

 have duller-colored or smaller flowers. 



The curious bladder-weed (Utricularia) is the type of the 

 family Lentibulariacece, aquatic or semi-aquatic plants which 

 possess special contrivances for capturing insects or small 

 water animals. These in the bladder-weed are little sacs (Fig. 



