168 Classified Lists 
Slender branches, flowers pearly white, enveloping the entire bush. 
One of the best early shrubs. For culture of all Spireas see Bridal 
Wreath. 
SPIREA PRUNIFOLIA, see Bridal Wreath. 
SPIREA THUNBERGII. 2-3 ft. A dwarf compact shrub with slender 
graceful branches, blooms very early with snow-white flowers in long 
open sprays. A beautiful variety. 
SprrEA VAN HourTet, an improved form of S. irilobata. 3-5 ft. 
A spreading bush with long drooping branches, that are literally covered 
with flat clusters of white flowers; blooms several weeks later than 
S. Thunbergii, and is especially recommended. 
St. PeTer’s WREATH, ITALIAN May (Spirea hypericifolia). 3-6 ft. 
A hardy shrub with long drooping branches, small white flowers in 
small flat heads. For culture see Bridal Wreath. 
THORN. Scarlet-fruited (Crategus coccinea). 3-6 ft. A hardy 
shrub or small tree, very ornamental because of its handsome foliage, 
flowers and scarlet fruit. The white flowers are borne in numerous 
clusters. It requires a dry sunny situation, and is propagated by seeds 
that sometimes lie for two years without germinating. One of our 
most beautiful native shrubs, but rather difficult to transplant. 
MAY 
WHITE PERENNIALS 
ARABIS ALBIDA, see Rock Cress. 
ASPERULA ODORATA, see Sweet Woodruff. 
ASPHODEL (Asphodelus albus). 2 ft. Lily-like leaves form a tuft 
at base from which rise tall spikes of clustered white flowers; should 
have deep sandy loam. They increase rapidly by suckers which should 
be divided and reset in the spring. For yellow variety see Yellow Per. 
for May. 
Canpyturt. Evergreen (Iberis sempervirens). 1 ft. A choice 
perennial bearing the greatest profusion of snow-white flowers in flat 
heads almost three inches across; thrives in any good soil and sunny 
exposure. Sow seed in spring and set out in September. Increased 
also by cuttings and division of root; is self-sowing. It is beautiful 
when grown with Lychnis dioica, Mertensia Virginica, Phlox sublata, 
or grape hyacinth. 
