174 



Elementary Botany 



lower two-toothed ; corolla with upper lip flat and erect, lower 

 spreading ; outer stamens diverging from the inner ones. 



Amongst exotic genera we have Hyssopus, Hyssop; 

 Lavandula, Lavender ; Melissa, Balm ; Ocymum, Basil ; Pogo- 

 stemon, Patchouly ; Rosmarinus, Rosemary ; Satureia, Savory. 



SCROPHULARIACEyE. 

 Typical plant, Great Snapdragon (Antirrhinum majus, fig. 



145)- 



Note, the plant is herbaceous ; leaves opposite (rarely alter- 

 nate) ; corolla bilabiate, personate, fig. 192 (it may be almost 

 vij, regular, as in the Foxglove, fig. 310; 



or ringent, as in the Scrophularid) ; 

 stamens epipetalous, didynamous 

 (only two in Veronica, and five in 

 Mullein) ; pistil superior, two- 

 lobed; dumb-bell-shaped placenta 



(fig- 311)- 



It is most important to note the 

 two-lobed ovary, which distinguishes 

 this order from the last, as many 



Fig. 310. — Flower of Foxglove 

 (Digitalis purpurea). 



Fig. 311. — Bilocular ovary oi Antirrhinum, 

 with axile placentas. 



plants of the Scrophulariaceffi are poisonous. Distributed all 

 over the world. 



Principal British Plants. 



Antirrhinum, Snapdragon. Corolla personate, not spurred, 

 but with a protuberance at base. 



Digitalis, Foxglove. Corolla irregularly bell-shaped ; leaves 

 alternate. Very poisonous ; used medicinally. 



■ Euphrasia, Eyebright. Calyx four-cleft ; corolla ringent, 

 upper lip two-lobed, spreading. 



