IN EXTRA-TROPICAL COUNTRIES. 91 



Crambe cordifolia, Steven. 



From Persia and the Caucasus to Thibet and the Himalayas, up to 

 14,000 feet. The root and foliage of this Kale afford an esculent. 

 C. Kotschyana (Boiss.) is an allied plant. 



Crambe maritima, Linne. 



Sea Kale. Sand-coasts of Europe and North Africa. A perennial 

 herb ; the young shoots used as a wholesome and agreeable vege- 

 table. Should be naturalised. 



Crambe Tataria, Wulfen. 



From Southern Europe to the Orient. Perennial. Likewise used 

 for culinary purposes. According to Simmons the large fleshy 

 roots form also an esculent. 



Crataegus sestivalis, Torrey and Grey. 



The Apple Haw. Southern States of North America. The small 

 juicy fruit of an agreeable acid taste. 



Crataegus apiifolia, Michaux. 



North America. Highly serviceable for hedges. 



Crataegus Azarolus, Linne. 



Welsh Medlar. South Europe and South-west Asia. The plea- 

 santly acidulous fruits are much used for preserves. 



Crataegus coccinea, Linne. 



North American White Thorn. A valuable hedge plant ; also very 

 handsome. Spines strong. 



Crataegus cordata, Aiton. 



Southern States of North America. Also much employed for 

 hedges. 



Crataegus Crus-Galli, Linne\ 



North America. The Cockspur Thorn. Regarded as one of the 

 best species for hedges. Spines long and stout. 



Crataegus Oxyacantha, Linne. 



Europe, North Africa, North and West Asia. The ordinary Haw- 

 thorn or White Thorn or Quick. Recorded here as one of the 

 most eligible among deciduous hedge plants, safe against pastoral 

 animals. The wood is considered one of the best substitutes for 

 boxwood by engravers. 



