PARASITIC PLANTS 



259 



clover and lucerne in Great Britain, but, according to 

 Frank and Marre, it has been found on a large num- 

 ber of other plants e.g. 

 vetches, lupines, potatoes, 

 beet, carrots, fennel, ani- 

 seed. 



C. Epithymum Murr. (C. 

 minor Lam.), or Lesser 

 Dodder, occurs in Britain 

 from Ayr southwards. The 

 flowers are variable in 

 colour, to | inch in dia- 

 meter, and open in July 

 to October. The reddish 

 stems are very slender. 

 It is found on furze, 

 thyme, ling, heaths. The 

 seeds are round-oval in 

 shape, and yellowish- 

 brown in colour. 



C. europcea L. is not 



common in Britain, but FlG ?2 : _ clover Dodder (Cuscuta Tri . 

 occurs on vetches and 

 nettles, and on the Con- 

 tinent on hops, hemp, vetches, potatoes, sugar-beet, 

 and other plants. The stems are reddish or yellow in 

 colour and as thick as twine, and the flowers, tinged 

 with red, appear in the summer months. 



C. Epilinum Weihe., or Flax Dodder, chiefly attacks 

 flax, occurring sporadically in Great Britain and Ireland. 

 On the Continent it has been found to attack hemp and 

 camelina. It is paler and more succulent than the last 

 species, and flowers during summer. 



C. Gronovii Willd. appears to have been introduced 

 into Europe from North America. Although this 



folii Bab. ) on Red Clover ( Trifolium 

 pratense), x|, with flower enlarged. 



