ROCK GARDEN PERENNIALS 
‘All through our Catalog No. 55 are hardy plants for the rock 
garden, some hundreds of kinds. Here are just a few, selected 
from them. Remember they will fit many another position, too, 
in mixed hardy border, as edgings or in odd corners. No need 
to go without all this beauty, just because you have no rocks. 
DIANTHUS ROSE CUSHION—Dense, rounded cushions of blue- 
tinted green become all rosy pink when the hundreds of bright 
blossoms on their inch-high stems, appear in May. A beauty. 
Each 50c; 3 for $1.35; 10 for $3.90. , 
GENTIANA LAGODECHIANA— 
t Fully hardy Gentian of luxuriant 
beauty, carrying wide, upfacing blos- 
soms of ultramarine blue for months. 
Illustrated opposite. Each 55c; 3 for 
$1.40. 
CENTAUREA BELLA —\15 inches. 
Beauty of the. Caucasus. Fringed, 
starry blossoms of mauve pink rise for many weeks over silvery 
foliage. Excellent rock garden perennial. Each 50c; 3 for $1.30. 
IBERIS AVALON —7 inches. Snowy Hardy Candytuft. Wide, over- 
lapping clusters of big, white flowers. Evergreen foliage. Apri] and 
May. Each 50c; 3 for $1.25; 10 for $3.70. 
ANTHEMIS BIEBERSTEINIANA—12 inches. Above low foliage 
that seems like sparkling, silvery filigree, rise blossoms of orange 
gold. Each 60c; 3 for $1.50. 
ASTER STAR OF WARTBURG—12 inches. Splendid, dwarf, 
spring-blooming Aster with particularly large flowers of deep blue, 
orange-centered. Each 55c; 3 for $1.45. 
PRUNELLA WEBBIANA ROSEA—8 inches. It makes plaques of 
deep green, cut-leaf foliage. Free-blooming and colorful, carrying 
very many spike-clusters of. rose pink flowers. Each 50c; 3 
for $1.30. 
MAZUS REPTANS—2 inches. Pretty little mat-perennial. Densely 
packed foliage, set over with fairly large blue ‘‘mimulus” flowers, 
vee whole not over two inches high. Each 50c; 3 for $1.25; 10 
or $3.60. 
PRIMULA POLYANTHUS SPLENDID 
MIXED—7 inches. Showy and adaptable 
spring-blooming perennials for rock garden 
or edging. Large flowers in up-facing clusters 
in colorings that include cream, yellow, 
mahogany, rosy orange, crimson, blue violet. 
Sunplied .in mixture only. Each 50c; 3 for 
$1.40; 10 for $4.00. 
DRAGON-BLOOD SEDUM—Bright red flow- 
ers in late June and July, over succulent 
green fol’age. In autumn the foliage becomes - 
rich maroon, remaining so all winter, as 
bright again then as it is at flowering time. 
Sedum spurium coccineum. Each 45c; 3 for $1.15. 
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CAMPANULA POSCHARSKYANA~—Graceful, semi-trailing 
star-bell, long mantled with sprays of radiant blue-violet. Each 
55c; 3 for $1.40; 10 for $4.00. 
COREOPSIS AURICULATA NANA—8 inches. A dwarf for rock 
garden or bedding. All season long it is filled with flowers of a 
gold so deep it approaches orange. A gem. Each 55c; 3 for $1.35. 
PHLOX NIVALIS CAMLA-—8 inches. This fine Phlox is pretty 
much everblooming, seldom without its flowers of pure pink from 
early May to November. Each 55c; 3 for $1.40. 
PHLOX BIFIDA—A little-known species Phlox of much attrac- 
tiveness. The flowers come in many shades and tones of lilac, 
mauve, blue and lavender, the petals always deeply cleft in airy 
effect. 8 inch mounds of bloom. Each 50c; 3 for $1.25. 
HEUCHERA SANGUINEA—20 inches. Coral Bells. Airy, graceful 
sprays of flowers that range from coral-toned scarlet to crimson, 
carried well above the decorative foliage. Each 60c; 3 for $1.55. 
POTENTILLA TONGUEI—A trailing extravagance of coppery 
apricot blossoming from July into November. Each 55c ; 3 for $1.40. 
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