TROLLIUS VALERIANA. 155 



Tradescantia Virginica is a valuable border flower, on ac- 

 count of its continued succession of fine blue flowers, which it 

 produces every morning from May to September. It has long-, 

 grass-like foliage ; flowers on stems, one and a half foot high, 

 in clusters ; umbel-like. There is a variety with white, and 

 another with double reddish purple flowers. 



TROLLIUS. 

 Globe Flower. 



Trollius is derived from trol, or trollen, an old German word 

 signifying something round, in allusion to the globular form of 

 the flowers. 



T. EuropcBus flowers in June and July. It has large lemon- 

 yellow globular blossoms, on stems two feet high. 



T. Asiaticus has dark orange flowers; one foot high; in 

 June and July. 



T. Americus is a dwarf indigenous species, with yellow 

 flowers, in May ; all flourish best in rich, moist soil. The two 

 first are desirable border flowers. 



VALERIANA. 



Valerian. 



Valeriana phu, Garden Valerian, is a tall-growing 

 plant, three or four feet high, producing an abundance of 

 small, white, fragrant flowers, in May and June, in large 

 corymbs ; desirable on account of its pleasant odor. 



V. pyrenaicum, Heart-leaved, is sometimes seen in flower- 

 gardens; three feet high, with small pink flowers in corymbs, 

 in May and June. The species are all ornamental border 

 plants, of easy culture, in common earth, preferring moist and 

 shady places. 



