D. M. ANDREWS, BOULDER, COLO. 5 
yellow and pale tints are reduced to a proper minimum. In mixture 
only; 2 for 35c; dozen, $1.50; per 100, $10.00. 
Arenaria Hookeri. *$ Very dwarf cushioned rock plant for a dry, 
sunny position. Evergreen tufts bearing many white florets in tiny 
sprays. 40c; 3, $1.00. 
ARTEMISIA. Compositae. Dry Soil, full sun. From many western 
species I select the following silvery gems for the rock garden. They 
are really tiny shrubs, and differ from most herbaceous types in their 
restrained growth and non-weedy habit. 
A. arbuscula. *X A tiny shrub, low-branched and very dwarf, 4-6 
inches. Foliage minute, three-lobed, silvery. The flowering sprays are 
not attractive and are best removed. Easily grown, evergreen, and 
does not crowd its neighbors. A new offering; 50c; 3 for $1.25. 
A. Bigelovii. Fairy Sage. Listed through error last season as A. 
Fendleri. Evergreen tufts of gray-green foliage bearing 10-inch sprays 
of silvery luster, suitable for cutting or drying. Its charming, sharply 
cut foliage is attractive at all seasons, and makes a pleasing foil for 
colored flowers. A non-weedy little shrub. 35c; dozen, $3.00. 
A. minuta. *X A small tufted sage with greener foliage of finer cut. 
excellent for variety. 40c; 3, $1.00; dozen, $3.50. 
A. pedatifida. *X Birdfoot Sage. The tiniest shrubby species, ever¬ 
green, a filigree of silver, the tufts about two inches in height, forming 
cushion shaped clumps. Easily grown, but resents wet feet. 35c; 
dozen, $3.00. 
ASTER. Compositae. Moist but well-drained soil, full sun. 
A. alpinus. X Large-flowered with lavender to violet rays and yellow 
disc; 8 inches. One of the finest of dwarf asters for the rock garden. 
30c; 3, 75 cents. 
A. canbyi. *$ To 10 inches; showy flowers of pink to rosy lilac In 
May and June; an attractive bit of color and distinct. 40c; 3 for $1.00. 
A. frondeus. *i 12 inches; early and large flowered. May and June, 
and occasional blooms throughout the summer, bluish lavender. 40c; 
3 for $1.00. 
A. laevis subalpinus. * This mountain form of the Smooth Aster is 
dwarf, 1 to 2 feet, lavender-blue, for a long season, mid-summer, 40c; 
3 for $1.00. 
A. Nova Angliae, Mrs. Raynor. A deep red-purple variety of medium 
height, and popular because of its splendid color. Flowering clumps. 
40c; 3 for $1.00. 
A. Porteri. *X 12 inches; a very free bloomer of midsummer, pure 
white, for medium dry position. Clumps, 40c each; 3 for $1.00. 
BOYKINIA Jamesii. Saxifragraceae. *$ A splendid alpine of easy 
culture in moist shade, foliage nearly evergreen, the flowers very showy, 
clear deep rose, in short spikes. 50c each; 3 for $1.25. 
Calamintha alpina. X Alpine Savory. Low mats to 6 inches high, 
aromatic foliage, flowers purple, 40c; 3 for $1.00. 
CALLIRHOE involucrata. Poppy Mallow. Malvaceae. *% Trailer 
from a tuberous root for dry soil and sun; crimson flowers, all summer. 
Northern stock, hardy. 30c; dozen, $2.50. 
CALTHA. Ranunculaceae. Moist soil or bog. 
C. rotundifolia. White Marshmarigold. *@ 6 inches; the two-inch 
white flowers appear in early spring from a rosette of dark foliage. 
Flowering clumps, 40c; 3 for $1.00. 
