SAXIFRAGACE^ 75 



RubllS spectabilis, Pursh. A native of North America, 

 recently introduced into cultivation in England, and 

 noticed once or twice as an escape from cultivation. 



iSpirsea chamaedrifolia, L. Native of mountain woods 

 from the northern part of the European Continent 

 to Siberia. It has been recorded as a garden escape 

 in England. 



■Spiraea hypericifolia, L. Native of rocky mountains 

 in Russia and temperate Asia. It is cultivated in 

 England, and has been noticed in a semi-wild condition 

 near gardens. 



^Spiraea salicifolia, L. A native of wet river banks, 

 and bushy places in Southern Europe and the greater 

 part of the North Temperate Zone, but further north 

 than Central France it is only known in a naturalised 

 state. In this condition it occurs not infrequently 

 in Normandy, Belgium, and England. In every case 

 it doubtless originated from garden culture. 



JSpiraea tomentosa, L. A native of bushy places in 

 North America. Recorded by Mr. Lees as apparently 

 thoroughly established in North Lincolnshire. 



SAXIFRAGACE^. 



Escallonia rubra, Pers. Native of Chili. A garden 

 escape on cliffs in Northern Ireland. 



Mitella diphylla, L. A native of woods in North 

 America, recorded as a garden escape in England. 



