120 THE NURSERY-BOOK. 



Aquartia. See Solatium. 



Aquilegia (Columbine). Ranunculacece. 



Increased by seeds. They must be sown very thinly, soon 

 after being ripe, in a sandy soil or in pans in a cold frame. 

 Division of the root is the only way to perpetuate any par- 

 ticular variety with certainty, 



Arabis (Wall Cress, Rock Cress). Cruciferce. 



Increased by seeds sown in the border or in pans, in spring. 

 By divisions of the root, and by cuttings placed in a shady 

 border during summer. 



Arachis (Pea-Nut, Ground-Nut). Leguminosce. 



Increased by seeds, which should be sown in heat ; and, 

 when the plants have grown to a sufficient size, they should 

 be potted off singly. See under Pea-Nut 



Arachnimorpha. See Rondeletia. 

 Aralia. Araliacece. 



Propagated by seeds and by root cuttings ; also by stem 

 cuttings, in heat. 



Araucaria, Eutacta. Coniferce. 



Increased by seeds sown in pans or boxes, with but gentle 

 heat. By cuttings from the leading shoots, placed firmly in 

 a pot of sand ; they first require a cool place, but afterwards 

 may be subjected to a slight warmth. When rooted, pot off 

 into fibrous loam, mixed with leaf soil and sand. 



Arbor-vitae. See Thuya. 



Arbutus (Strawberry Tree). Ericaceae. 



Increased by seeds, which should be sown in sand during 



early spring, and by grafting, budding, or inarching upon A. 



Unedo. 



Arctotheca. Composite. 



Propagated by divisions of the plant, or by cuttings in 

 spring. 



Arctotis. Composite^. 



Propagated by cuttings, which may be made at any time ; 

 they should be pricked in pots of very sandy soil, and placed 

 in very gentle warmth. They must be kept uncovered and 

 moderately dry, or they will rot 



Ardisia, Myrsinece. 



Propagated by seeds and cuttings. 



