Iberbaceous plants. 277 



they vary in color from pure white to rose and deep crim- 

 son. The Chinese peony (P. alb iflora) flowers in summer; 

 it grows to a height of three feet, with bright green pin- 

 natifid leaves, and, originally, had white, single, fragrant 

 flowers. The varieties now grown are all double, white- 

 or rose-colored. The common peony (P. officinalis) has 

 coarser pinnatifid leaves, a more upright habit, and large 

 red flowers, seldom single, mostly semi-double or double, 

 varying from white to deep crimson. The cut-leaved pe- 

 ony (P. tenuifolia) has bipinnate leaves with deeply cut 

 divisions. Foliage feathery, light and elegant. Flowers 

 bright crimson, single or double. Most garden varieties 

 are propagated by means of division or grafting, and thrive 

 best in a rich, sandy loam. 



THE BERBERIS FAMILY. 



Barren Wort, Epimedium. Graceful herbs, with light 

 biternate or pinnate leaves, and terminal racemes of flow- 

 ers. E. alpinum is most common in cultivation ; it has 

 biternate leaves on tall stalks, and loose racemes of dull 

 crimson flowers with yellow anthers. E. macranihum is a 

 very handsome species with white flowers and tall, graceful 

 biternate leaves with ovate leaflets. Both are exception- 

 ally fine plants for a moist, shady place in the rockery. 

 They thrive in a sandy loam enriched with well-decayed 

 leaf-mold, and increase by means of creeping root-stocks. 



Twin-Leaf, Jeffersonia diphylla. A beautiful wood- 

 land plant with bilobed leaves and white flowers, singly on 

 slender scapes. Height six or eight inches. Flowers ane- 

 mone-like with eight petals and yellow stamens. Fine for 



