350 BRITISH FLOWERING PLANTS chap. 



resembling the fruits in size and colour. This does 



much to render them inconspicuous. The leaves are 

 grey, with red scales on the under side. 



SANTALAGE^ 



Thesium 



Homogamous flowers. Nectar secreted at the base 

 of the flower. The anthers remain open some time ; in 

 wet weather, or if moistened, they close rapidly — accord- 

 ing to Kerner, in T. alpinum in about half a minute.^ 



T. linophyllum. — A glabrous green woody perennial, 

 6-8 inches high. Generally dispersed over Europe, 

 but in England only found on some of our south-eastern 

 downs. It is semi-parasitic, and derives some, at least, 

 of its nourishment from the roots of other plants. The 

 suckers are little white knobs on the sides of the roots. 



AKitJTULUUHlAUJi^ 



Protogynous trap flowers secreting nectar at the 

 base of the flower. 



ASARUM 



A. europ3eum.-^The flowers are greenish brown, about 

 half an inch long on a short recurved stalk, and on the 

 ground or often concealed among dead leaves. They 

 have a scent resembling camphor. The flower-tube ends 

 in three long pointed lobes ; these are at first curled 

 over so that the entrance to the flower is formed by 

 three narrow slits. The stigmas are 6 in number, and 

 ripe when the flower opens. The stamens are 12, in 

 two rows, and end in a long point. As the flower hangs 

 down the pollen may easily drop on the stigmas. The 



^ Nat. Hist, of Plants, vol. ii. 



