1 84 ALIEN FLORA OF BRITAIN 



dens in England and recorded in many localities as 

 naturalised in their neighbourhood. A native of Central 

 and Southern Europe. 



Xilium pyrenaicum, Gouan. A native of the moun- 

 tains of South-West Europe. Cultivated in English 

 gardens, and long established in one locality in Devon- 

 shire. It was doubtless of garden origin there. 



Muscari comosum, Mill. Native of sandy places 

 •of Central and Southern Europe, where it is also a 

 weed of cultivated fields. Once recorded in England 

 as a cornfield weed introduced with foreign seed. 



[Muscari racemosum, Mill. Native in sandy and 

 chalky hills in Normandy, and doubtless also in England. 

 It is confined to the eastern counties, and its nativity 

 has been doubted by many observers. It has been 

 difficult to find any statement that it grows in perfectly 

 natural habitats, but the opinion of Professor Babington 

 that it was without doubt a native of Cambridgeshire 

 may, in the absence of geographical difficulties, be 

 taken as sufficient guarantee of its native status.] 



Ornithogalum nutans, L. Native of woods and 

 meadows in Southern Europe. Elsewhere a weed of 

 cultivated ground. Occasionally recorded in England 

 as an escape from gardens and as a weed in cultivated 

 and waste ground. 



Ornithogalum umbellatum, L. Native of grassy 

 places in Southern Europe. A weed of cultivated and 

 ■waste ground further north on the Continent and in 

 England. In this country it is not infrequently recorded 



