Isaac Langley Williams . Exeter, New Hampshire 13 

THALICTRUM polygamum. Tall Meadowrue. 4 to 8 ft. Very showy white 
fowens in summer. Prefers moist meadows or bogs in sun or shade. July, 
ugust. 
THERMOPSIS caroliniana. Carolina Thermopsis. 4 ft. Clear yellow. Open 
ave ere foliage. Lupine-like blossoms of clear canary-yellow. 
une, July 
TIARELLA cordifolia. Foamflower. 6 to 8 in. Fluffy heads of white. Fine for 
massing in moist partial shade. May. 
TRADESCANTIA bracteata. Bracted Spiderwort. 4 to 12 in. Pastel orchid. 
Shade. Good for the shady rock garden. May, June. 
virginiana. Spiderwort. 2 ft. Deep blue blossoms all summer in the open 
sun. 
TRIENTALIS americana. Starflower. 6 in. Dainty white flowers in June in 
the open woods. 
UVULARIA grandiflora. Big Merrybells. Largest of the Merrybells, with 
bright yellow flowers. May 
perfoliata. Wood Merrybells. epee yellow flowers on 1-foot stems in rich 
woods in May 
sessilifolia. Little Merrybells. Pale yellow flowers. May. 
VACCINIUM vitus-idaea minus. Mountain Cranberry. Rare, arctic, low-growing 
evergreen ground-cover with small, shining leaves and rose-colored blos- 
soms followed by dark red berries. An excellent rock-garden plant. Must 
have acid soil. Pot-grown. 75c each. 
VERNONIA altissima. Ironweed. 4 to 6 ft. Deep purple flowers in August in 
moist, open spots. 
VERONICA officinalis. Common Speedwell. Creeping plant with bright blue 
flowers along our woodland paths. 
virginica. Culvers-root. Long spikes of white flowers on 2 to 3-foot stalks in 
midsummer, in either sun or shade. 
VINCA minor. Common Periwinkle. This blue Myrtle has become naturalized 
and is one of the best low ground-covers. March-June. $3.00 per dozen; 
$18.00 per 100. 
VIOLA blanda. Sweet White Violet. Flowers in earliest spring. 
canadensis. Canada Violet. A large Violet growing 1 foot tall in rich woods. 
Pe are white with the back of the petals tinged with violet-purple. 
ay. 
conspersa. Dog Violet. Light lavender Violet of the open fields. May. 
cucullata. Blue Marsh Violet. Large blue-violet flowers on 6-inch stems. May. 
fimbriatula. Ovate-leaved Violet. A deep purple, low-growing Violet that 
covers our dry pasture hills. May. 
pate: Lanceleaf Violet. Sweet white Violet of our damp, sandy fields. 
ay. 
palmata. Palm Violet. A large-flowering blue Violet sometimes tinged with 
white. May. 50c each, $1.25 per 3 
pedata bicolor. Two-color Birdsfoot Violet. The best rock-garden Violet. 
Upper petals dark violet, lower petals lavender. Blossoms in May and 
again in late August and September. Requires acid soil. Sun. 
PRICES (except as otherwise noted) are 3 of the same variety and size 
for $1.00, $3.50 per dozen, $25.00 per 100. 
