Hardy Perennials 
All varieties marked with a (★) are suitable for rock-gardens 
ACANTHUS mollis. Spikes of bold snapdragon-like flowers in Each 10 100 
lavender and white, 5 ft. July, August.$0 50 
ACHILLEA filipendulina. FernleaJ Yarrow. Flowers bright 
yellow. 3 to 4 ft. June, July. 
millefolium, Cerise Queen. A brilliant pink Yarrow. 
15-20 in. June, July. 
ptarmica, Boule de Neige. Ball of Snow. White flowers. 
13^ ft. June-September. 
tomentosa. ★ Woolly Yarrow. Spreading green mats studded 
with brilliant yellow flowers 6 inches high. June. 
ACONITUM fischeri. Azure Monkshood. Spikes of large, clear 
blue flowers. 13^—2 ft. September, October... 
napellus, Sparks. Sparks Aconite. Thimbles of lapis-lazuli 
on 4-foot stalks. July-October.. • 
wilsoni. Large flowers of beautiful lavender-blue. 5-6 ft. 
September, October. 
yETHIONEMA grandiflorum. ★ Persian Candytuft. A deli¬ 
cate rock-plant with almost blue foliage and flower sprays 
of a clear apple-blossom-pink, 8 in, June. 
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$2 
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$15 
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15 
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25 
2 
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15 
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25 
2 
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15 
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30 
2 
30 
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2 
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