LORANTHACE^ 125 



V. album, L., Mistletoe ; parasitic on various trees, 

 chiefly apple, hawthorn, and lime ; not very common. 



Order LXXVIIL— EL^AGNACEiE. 



Flowers small, regular, unisexual or bisexual, white or 

 yellow, solitary or in cymes ; calyx 2-6-cleft ; ovary en- 

 closed in the thickened base of the calyx, i -celled, i-ovuled; 

 fruit a utricle enclosed in the calyx-tube ; leaves covered 

 with brown or silvery peltate scales. A very small order 

 of trees or shrubs ; not alpine. 



I. Hippophae:, L. 



Flowers dioecious, the female solitary, the male in 

 axillary clusters ; sepals 2 ; stamens 2 ; leaves silvery 

 with peltate scales. 



H. rhamnoidesy L., Sea-Buckthorn; spiny, leaves linear- 

 lanceolate ; beds of streams ; Switzerland, Tirol, Styria, 

 Carinthia, Salzburg, Dauphiny. 



Order LXXIX.— ARISTOLOCHIACE^. 



Flowers large, bisexual, solitary or in spikes or racemes, 

 regular or irregular ; calyx tubular, campanulate, or 

 trumpet-shaped; stamens 6-1 2; ovary 4-6-celled; styles 

 6 ; fruit a capsule or berry ; stem often climbing ; leaves 

 entire or lobed. A small order, chiefly Tropical ; not 

 alpine. 



I. Aristolochia, L. 



Calyx coloured, inflated, trumpet - shaped ; anthers 

 usually 6, adnate in a whorl to the very short 6-lobed 

 style ; leaves entire. 



