THYMUS serpyllum, continued 
—coccineus. Crimson Thyme. 4 in. June, 
July. Mats of dark green foliage and 
clouds of crimson flowers. 
—lanuginosus. Woolly Thyme. 4 in. Mats 
of soft gray foliage. Few flowers but delight¬ 
ful foliage effect. 
TRILLIUMgrandiflorum. Snow Trillium. 1 ft. 
May. Large white flowers. Should be plant¬ 
ed in masses, in part shade, in fall. Dormant 
roots, collected in the fall, 85 cts. for 10, 
$6.50 per 100. Larger roots, nursery grown, 
20 cts. ea., $1.50 for 10, $12 per 100. 
TROLLIUS europaeus. Globeflower. l}-£ ft. 
May, June. Yellow flowers like large, 
double buttercups. Grow in part shade. 
35 cts. each, $3 for 10. 
ledebouri. Golden Queen. 1^ ft. June. 
Like the preceding but color rich orange- 
yellow. This is a new variety from England, 
said to be very large, vigorous, and free- 
blooming. 50 cts. each, $4 for 10. 
TUNICA saxifrage. Saxifrage Tunicflower. 
6 in. Slender foliage and profusion of tiny 
starry pink flowers through summer. 
—flore-pleno. New, and scarce, form with 
deeper pink, double flowers. One of the 
most delicate and charming plants for the 
rock garden. 50 cts. each. 
VALERIANA officinalis. Garden Heliotrope. 
4 ft. June. Showy heads of rosy white 
flowers with delicious heliotrope odor. 
VERONICA incana. Woolly Speedwell. 1 ft. 
July, August. Deep blue flowers in pointed 
spike and handsome silvery foliage. 
longifolia. Blue Ridge. 3 ft. August, Sep¬ 
tember. Slender pointed spikes of blue 
varying in shade. Similar to Spicata. 
—subscssilis. Clump Speedwell. 2 to 3 ft. 
July, August. Large deep blue flowers and 
one of the best blue perennials. Use with 
white Phlox. 30 cts. each, $2.50 for 10. 
HARDY 
pectinata rosea. May, June. Trailing rock 
plant with gray woolly foliage and pink 
flowers. Needs dry place between rocks. 
repens. Creeping Speedwell. May. Small pale 
blue flowers. Grows flat on ground. Best 
used in rock garden. 
teucrium prostrata. 3 in. May. Dwarfer 
and more compact than rupestris and 
blooms a little earlier. 
—, Royal Blue. 9 in. June. Taller than 
rupestris and blooms later. 
—rupestris. Rock Speedwell. 4 in. May, 
June. Spreading mat of deep green foliage 
with cloud of blue flowers. 
—rupestris nana compacta. 4 in. May, 
June. A compact and slower-growing form 
with dark handsome foliage. Rare. 30 cts. 
each, $2.50 for 10. 
—rupestris rosea. Pink Rock Speedwell. 
4 in. Like rupestris but with pink flowers. 
VIOLA cornuta, Jersey Gem. 6 in. New varie¬ 
ty of compact habit with large, deep violet 
flowers on long stems. Blooms all season. 
Very fine. Effective with yellow Narcissus. 
odorata. Rosina. 5 in. New variety with 
small, deep pink, very fragrant flowers. 
Likes half shade. 
pedata. Birdsfoot Violet. 5 in. May, June. 
Native variety with divided leaves. Grows 
in sandy soil in sun. Needs sour soil. Flow¬ 
ers lavender, orange center. 20 cts. each. 
pedata bicolor. This rarer form has the two 
upper petals deep velvety purple. 
priccana. 5 in. May. Handsome white violet 
with showy blue center. Not fragrant. 20 
cts. each, $1.50 for 10. 
scptcntrionalis. 5 in. May. White flower 
with faint marking in throat. Good for 
shade. Not fragrant. 20 cts. each. 
YUCCA filamentosa. 4 to 5 ft. July. Tall 
spike of large, drooping cream-white 
flowers. Long, narrow sword-like foliage 
2 feet high. Used effectively with shrubs. 
FERNS 
I N half-shady locations where few flowering plants will succeed hardy ferns will 
often solve the planting problem. Their graceful beauty and variety of foliage, 
and extreme hardiness and permanence make them a valuable addition to 
gardens. Leaf mold or peat moss is essential to most varieties. 
All varieties are 20 cts. each, $1.50 
ADIANTUM pedatum. American Maiden¬ 
hair. ft. This most graceful fern is 
lovely for a half-shady wild garden or rock 
garden, where the soil is good and not too 
dry. It associates well with Azalea, Laurel, 
Mertensia, and white Viola. 
ASPLENIUM platyneuron. Ebony Spleen- 
wort. 1 ft. A dainty gem for the small shady 
rock garden. Use it with Aquilegia cana¬ 
densis, Campanula rotundifolia, Phlox 
divaricata, and Primulas. 
for 10. 
OSMUNDA claytoniana. Interrupted Fern. 3 
ft. A large fern, easy to grow, useful for 
foundation planting. 
regalis. Royal Fern. 3 ft. A handsome large 
fern for part shade, in acid soil not too dry. 
PTERETIS nodulosa. Ostrich Fern. 3 ft. 
Another tall handsome fern for part shade. 
WOODSIA ilvensis. Rusty Woodsia. 6 in. This 
little fern is ideal for sunny rock gardens 
with the Sedums, creeping Phlox, and 
Viola pedata. 
Page Fourteen 
GRAY & COLE 
