DWARF CONIFERS
Chamaecyparis obtusa nana compacta, Dwarf
Hinoki Cypress
Juniperus chinensis sargenti, Sargent Juniper
—*communis depressa, Prostrate Juniper
—*horizontalis, Creeping Juniper
*douglasi, Waukegan Juniper
—sabina tamariscifolia, Tamarix Savin
Taxus cuspidata nana, Dwarf Japanese Yew
B.—DECIDUOUS SHRUBS
Masses of flowers are expected of rock garden shrubs. Some of the small deciduous sorts give good bloom with charm of habit, fruit, or foliage at other seasons. There are far too few small shrubs in nature, and many of these have little value as rock shrubs unless the garden is of great size. For descriptions see "Manual of Cultivated Trees and Shrubs," by Alfred Rehder, or Bailey's "Standard Cyclopedia of Horticulture."
EARLY SPRING—APRIL—MAY
Cydonia (Chaenomeles) maulei (japonica),
Lesser Flowering Quince
Cytisus hirsutus, Hairy Broom
—nigricans, Spike Broom
—purgans, Provence Broom
—purpureus, Purple Broom
—supinus, Bigflower Broom, etc.
Daphne alpina, Alpine Daphne
—altaica, Mongolian Daphne
—caucasica, Caucasian Daphne
—mezereum, February Daphne, etc.
Genista anglica, Alpine Broom
—germanica, German Broom
—hispanica, Spanish Broom
—pilosa, Silkyleaf Broom
—sagittalis, Arrow Broom, etc.
Salix incana, Rosemary Willow
—*tristis, Dwarf Pussy Willow
*Vaccinum pennsylvanicum, Lowbush Blueberry
—*caespitosum, Dwarf Bilberry