52 



HENRY A. DREER, PHILADELPHIA— HARDY PERENNIAL PLANTS 



Thalictrum Dipterocarpum 



VERONICA (SpeedweU) 

 Amethystina. Amethyst-blue flowers in June and July; 2 feet. 

 Incana. Bright silvery foliage, with spikes of amethyst-blue flowers; 

 July and August ; 1 foot. 



Maritima. Long spikes of blue flowers from July to September; 2 

 feet. 



Repens. A useful rock or carpeting plant with light blue flowers. 

 Spicata. An elegant border plant, growing about 1^ feet high, pro- 

 ducing long spikes of bright blue flowers in June and July. 



— Alba. A white-flowered form of the above. 



— Rosea Erica (The Heather-like Speedwell). Spikes of pretty delicate 

 pink flowers, not unlike a splendidly flowered plant of Heather. It is 

 of vigorous, compact habit, forming bushy plants 10 to 12 inches high, 

 which are very attractive during its flowering season in June and July. 



Virginica. Long spikes of white flowers in July and August ; 3 to 4 feet. 

 Price, 2.5 cts. each ; $2..50 per doz. ; $15.00 per 100. Set of 8 sorts, $1.75. 



DREER'S COLLECTIONS OF HARDY 



PERENNIAL PLANTS 



While we are not in tlie landscape business and cannot under- 

 take the preparation of plans for planting or laying out of 

 grounds, we have had prepared by a competent landscape architect a 

 series of Plans of Hardy Borders with a list of suitable plants for 

 positions either in sun or shade. We will be pleased to send a leaflet 

 containing same free on application. We also offer customers- who are 

 not acquainted with the different sorts the following collections, all in 

 good, strong roots, which when oitce planted will, with little care, keep 

 the garden gay with flowers from the time frost leaves the ground until 

 late in autumn. 



12 distinct species, our selection $2.00 



25 '' " " " 4.00 



50 " " " " 7.00 



100 " " " " 12.00 



THALICTRUM 



Dipterocarpum. A pretty and distinct species, with flowers of a charming shade of lilac mauve, which is brightened 

 by a bunch of lemon-yellow stamens and anthers. The plant is of strong growth, about 4 feet high ; the dainty flowers 

 are produced in graceful sprays during August and September. (See cut.) 50 cts. each. $5.00 per doz. 



THYMUS (Thyme) 

 Citriodorus. Lemon-scented foliage, of bushy habit. 

 Lanuginosus (IVooly-leaved Thyme). A trailing variety, with grayish 



foliage. 

 Serpyllum {White Mountain Thyme.) A pretty subject for the rockery, 



forming dense mats of dark green foliage and clouds of white flowers. 



— Coccinea {Scarlet Thyme). Dark green foliage and clouds of bright 

 red flowers. 



— Splendens. Bright purplish-red flowers. 



25 cts. each ; $2.50 per doz. ; $15.00 per 100. 



TIARELLA (Foam Flower) 

 Purpurea Major. An attractive variety, forming a neat, compact 

 clump ; the foliage unusually bright, as it expands in the spring ; bears 

 long spikes of salmon-red flowers. 25 cts. each ; $2.50 per doz. 



TRADESCANTIA (Spider Wort) 

 Virginica. Produces blue flowers all summer; IH to iyi feet. 



— Alba. A white-flowered form. 



25 cts. each ; $2.50 per doz. 



VINCETOXICUM (Mosquito Plant) 

 Japonicum An interesting plant from Japan, with small white flowers 

 in summer, which attract and kill insects. The foliage is dark green 

 and almost evergreen. 25 cts. each ; $2.50 per doz. 



VINCA (Periwinkle, or Trailing Myrtle) 

 Minor. An excellent dwarf evergreen trailing plant that is used ex- 

 tensively for carpeting the ground under shrubs and trees, or on 

 graves where it is too shady for other plants to thrive. 15 cts. each ; 

 $1.50 per doz. ; $10.00 per 100 ; $80.00 per 1000. 



Veronica Spicata Rosea Erica 



