ARACEJB. 185 



;as an escape from gardens. A similar tendency to 

 establish itself is shown in the United States of America, 

 where it has become abundantly naturalised in the 

 neighbourhood of towns and villages. 



[Tulipa sylvestris, L. Native in pastures in Central 

 ,and Southern Europe. In Normandy, Belgium, and 

 England rare, and frequently suspected as an escape 

 from cultivation. There are, however, several localities 

 in England in which it has now the appearance of 

 being indigenous, and as its non-native state in the 

 neighbouring part of the Continent is open to doubt, 

 there seems no positive reason for rejecting it as a 

 British plant.] 



JUNCACE^. 



Xuzula albida, DC. A native of woods and meadows 

 in Central Europe. Recorded two or three times in 

 England on railway banks and other dry waste ground. 

 Possibly introduced with grass seed. 



Xuzula nivea, DC. Native of mountain woods in 

 Southern Europe. Twice recorded as an alien in 

 Britain. Probably of garden origin. 



ARACE^. 



.Acorus Calamus, L. Completely naturalised in many 

 counties of England and Wales, but native only in 

 the east of Europe. The history of this species has 



