WILLOW-HERB FAMILY iS/ 



rose-coloured.— By mountain streams in the north.~Fl. July, 

 August. Perennial. 



12. E. anagallidifblium (Alpine Willow-Herb).— A still smaller 

 form, with slender, not succulent stem ; obtuse, pale green leaves ; 

 and 1—3 pale rose-coloured /^?<:'^ri- drooping in budo — In similar 

 situations to the preceding=— FL July. Perennial 



CENOTH^RA BIENNIS (CoJiivton Evening Primrose). 



These plants are by no means easy to distinguish ; they vary 

 considerably in many of their characters, and, where two species 

 grow near to one another, hybrids between them occur frequently. 



2. LuDWiGL\ (Isnardia). — Herbs with entire leaves ; axillary, 

 solitary, bracteate floivers, usually 4-merous \ sepals 3—5, 

 persistent; petals 3—5, or absent; stamens 3—5; ovary 3—5- 



