62 
ANDORRA NURSERIES 
THALICTRUM adiantifolium (Meadow Rue). June. 
Yellow. 18 in... 
aquilegifolium (Feathered Columbine). June. 
White. 2 to 4 ft. 
polyganum (Tall Rue). .June. White. 3 to 4 ft. 
purpurascens. June to August. Purple. 3 to 
4 ft. 
THERMOPSIS Caroliniana. June. Yellow. 3 to 
4 ft. 
mollis. May to July. Yellow. 2 to 3 ft. 
THYMUS montanus, var. coccineus (Scarlet Thyme). 
May. Bright red. 4 in. 
vulgaris (Common Thyme). Mav. Lilac. 1 to 
2 ft...'. 
TRADESCANTIA Virginiana (Spiderwort). June to 
October. Purple. 2 ft. 
Virginiana, var. alba. June and July. White. 
2 ft. 
TRILLIUM erectum (Wake Robin). March and 
April. Purple. 9 to 12 in. 
grandiflorum (Wood Lily). March and April. 
White. 9 to 12 in. 
TROLLIUS Europaeus (Globe-flower). May to August. 
Yellow. 2 ft. 
VALERIANA coccinea (Valerian). June to October. 
Reddish. 2 ft. 
officinalis (Hardy Heliotrope). June and July. 
Rose-pink. 2 ft. 
rubra. June to October. Red. 2 ft. 
VERBASCUM Olympicum (Mullein). July to Sep¬ 
tember. Yellow. 6 ft. 
VERNONIA Arkansana (Ironweed). August to Octo¬ 
ber.. Red. 5 ft. 
Baldwini. August to October. Purple. 4 ft. . 
VERONICA longifolia, var. rosea (Speedwell). July 
to. October. Rose. 1J ft. 
longifolia, var. subsessilis. August to Novem¬ 
ber. . Deep blue. 1^ to 2 ft. 
rupestris (Rock Speedwell). June and July. 
Blue Spreading . 
spicata. June to September. Bright blue. 
.1^ ft. 
Virginica. August to September. White. 4 ft. 
VINCA minor (Periwinkle). May. Bright blue. 
Spreading . 
VIOLA pedata, var. bicolor (Bird’s-foot Violet). 
May. Purple and White. 4 in. 
Mixed . 
Each 
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A CALENDAR OF PERENNIALS 
This booklet, in a revised edition, with monthly lists, and special lists 
of Phlox, Iris, Peonies and Chrysanthemums, will be found valuable in arrang¬ 
ing hardy gardens. 
