THE ORNAMENTAL PLANTS — PERENNIALS 



267 



changing to pink; pendent; tubular; not showy, but beautiful. 

 Rich soil. Partial shade. 



Tree Peon}', Pcboh ia Moutan. (See May, Pseonia.) 



Moss Pink, Phlox suhulata.'^ 6 in. April-June. Numerous deep 

 pink, small flowers; creeping habit; evergreen. Suitable for dry- 

 places as a covering plant. 



Trilliums.^ Of several species ; always attractive and useful in the 

 border (Fig. 252). They are common in rich woods and copses. 

 Dig the tubers in late summer and plant them directly in the border. 

 The large ones will bloom the following spring. The same may be 

 said of the erythronium, or dog's-tooth violet or adder's tongue, and 

 of very many other early wild flowers. 



Ajuga reptans. 6 in. May-June. Spikes of purple flowers. Grows 

 well in shady places ; spreading. A good cover plant. 



Madwort, Alyssum saxatile var. compactum. 1 ft. May-June. Flow- 

 ers fragrant, in clusters, clear golden-yellow. Foliage silvery. 

 Well-drained soil. One of the best yellow flowers. 



Columbine, Aquilegia glandulosa and others (Fig. 253). 1 ft. 

 May- June. Deep blue sepals ; white petals. Aquilegias are old 

 favorites. (See June.) The wild A. Canadensis^ is desirable. 



Lily-of-the- Valley, Convallaria majalis.'^ 8 in. May- June. Racemes 

 of small white bells ; fragrant. Well known. Partial shade. (See 

 page 381.) 



Fumitory, Corydalis nohilis. 1 ft. May- June. Large clusters of fine 

 yellow flowers. . Bushy, upright habit. Does well in partial shade. 



Bleeding-Heart, Dicentra spedabilis. 2| ft. May- June. Well known. 

 Racemes of heart-shaped, deep pink and white flowers. Will bear 

 partial shade. 



Crested Iris, Iris cristata.^ 6 in. May-June. Flowers blue, fringed 

 with yellow. Leaves sword-shaped. 



German Iris, /. Germanica. 12-15 in. May- June. Numerous varie- 

 ties and colors. Large flowers, 3-4 on a stem. Broad, glaucous, 

 sword-shaped leaves. 



Peony, Pceonia officinalis. 2 ft. May- June. This is the well-known 

 herbaceous peony. There are numerous varieties and hybrids. 



