Mutatiuns in Cultivation 



193 



for it are known. The Stammberg near Buch am I rebel 

 in tbe Zurich Canton; a wood near Sondersbausen in 

 Thuringia;^ a wood above Castellano near Roveredo in 

 the southern Tyrol The first locabty was known as 

 early as the 17tb century; the second in tbe second half 

 of the 18th century; the third only at the beginning of 

 the 19th. In the same way Fragaria monophylla (Fig. 

 38) was found by Fries in the neighborhood of Skaru- 

 gata in Lapland ; then it arose in a garden near Versailles 

 about 1761 and is now to be found in many botanical 



Fig. 38. Fragaria vesca monophylla. a, two leaves; /', a 

 young plant on a runner with single, double and triple 

 leaves — a case of atavism. 



gardens.^ Fagus sylvatica aspleniifolia was found in a 

 wood in Lippe-Detmold and in the neighborhood of 

 Paris.^ Alniis glutinosa laciniafa (Fig. 39) and Bctula 

 alba laciniata are found wild in Sweden and Lapland.^ 



* l\Ir. ^., DoRiNG in Sondershaiisen informed me, that this tree is 

 still living; its foliage as well as that of its offspring is, however, 

 only of a pale red. (Note of 1908). 



"Braun, Abh. k. Acad., Berlin, 1859, p. 113; Hofmeister, Allg- 

 Morphologie, p. 557 and 571; Bot. Zeitung, 1878, p. 283; Alph. de 

 Candolle, Geographie botanique, II, p. 1081. 



' E. Faivre, L'espece, p. 44; the former statement is from Braun, 

 Verjilngung. 



* Braun^ loc. cit., p. 332. 



