42 ELLWANGER & BARRY'S CATALOGUE. 



tQuercus rob, ped. var. Digra, A vigorous grower, with large leaves of a 

 purple color when young, changing to a dark green as the season advances. $1.50. 



Q. rob. ped. var. pulverulenta. The leaves of the second growth are 

 marbled with silver, and contrast finely with the deep green foliage of the first growth. 

 $1.50. 



tQ. rob. sessiliflora purpurea. $2.00. 



Q. imbricaria. A native species, with laurel-like, oblong leaves, which 

 assume a superb carmine tint in autumn. $1.00. 



Q. rubra. Red Oak. An American species, of large size and rapid growth, 

 foliage purplish red in the fall. 



ROBINIA. Locust or Acacia. Akazie, Ger. Eobiniek, Fr. 



R. hispida. Rose or Moss Locust. A native species of spreading, irregular 

 growth, with long, elegant clusters of rose-colored flowers in June, and at intervals all 

 the season. 



var, grandiflora. Has much larger flowers and foliage than the preced- 

 ing; superb. $1.00. 



*il. Pseud -acacia. Black or Yellow Locust. A native tree, of large 

 size, rapid growth, and valuable for timber, as well as quite ornamental. The flowei*s 

 are disposed in long, pendulous racemes, white or yellowish, very fragrant, and appear 

 in June. 



var. aurea. Golden Locust. A beautiful tree, with bright golden 

 yellow foliage. $1.00. 



var. Bessoniana. A variety of strong growth, without thorns ; foliage 

 dark green, heavy and luxuriant. We regard it as the most ornamental of all this 

 family. $1.00. 



var. belia rosea. A vigorous grower, fine dark foliage; no thorns. 

 Flowers flesh-colored, tinged with yellow. 



var. bullata. A variety of Bessoniana, more compact ; dark, glossy foli- 

 age; hardy. 



var. Decaisneana. A fine variety, with delicate pink flowers. $1.00. 



var. fastig"iata. A very distinct sort, of erect habit, like that of the 

 Lombardy Poplar. |1.00. 



var. inermis, or umbracullfera. Globe or Parasol Acacia. 

 Thornless. A remarkable and pretty tree, with a round, regular, dense head, like a 

 ball. $1.00. 



var. inermis rubra monstruosa. Elegant dwarf grower. Flowers 

 blush. $1.00. 



var. inermis rubra. Forms a globe-headed tree; flowers white, slightly 

 shaded with pink. $1.00. 



var. inermis stricta. Another globe-headed variety. $1.00. 



var. semperflorens. Eyerflowering Locust. A vigorous variety 

 that blossoms nearly all summer. $1.00. 



var. spectabilis. A variety producing straight, vigorous, thornless 

 shoots, with large leaves. 



var. splendens. A slender growing variety. $1.00. 



R. viscosa, or giutinosa. Gum or Rose-Flowered Acacia. A small, 

 native species, young shoots clammy. Produces beautiful rose-colored flowers in short 

 racemes. Very desirable for small places. 



