fiARDY HERBACEOUS PLANTS. 137 



Clary, Silver {Salvia argentea). — Large, white, woolly 

 leaves; 2 to 3 feet. 



Sage, Variegated {Salvia officinalis tricolor). — Leaves 

 blotched, wiiite; 1 foot. 



Lavender Cotton {Santolina ChamcBcyparissus). — 

 Silvery leaves; 1 foot. 



Sedum. — There are several species with showy foliage, 

 such as S. spectahile; S. cruciatum ; the Live-for-ever, 

 etc. See Rock Plants. 



Compass Plant {Silpliium laciniatum). — Large pinnate 

 leaves. — Cup Plant {S. jjerfoliatum). — Yellow, of strong 

 growth; 4 to G feet. 



Comfrey, Variegated {Sympliytiim officinale var.). — 

 Gold variegated; 1 to 2 feet. 



Thyme, Lemon, Variegated-leaved {Thymus citriodo- 

 rus). — Golden Variegated. — Common Variegated-leaved 

 Thyme {T. Soyylhim). — AVhite variegated. 



Yucca, or Adam's Needle {Yncca filamentosa). — 

 AVhite; 3 to 4 feet. 



Narrow-leaved Yucca ( I^. angustifolia). — White; 2 



to 4 feet. 

 Date Yucca {Y. haccata). — Large throughout; 2 to 

 10 feet; protect. 



CLASS III. — HARDY PLANTS, MOSTLY AS FOUND IN 



THEIR WILD STATE, AND COMPARATIVELY LACKING 



SOMEWHAT IN ATTRACTIVENESS. 



The plants of this list, while not averaging as fine in 

 general quality as those of preceding classes, would still, 

 in most instances, be prized if given a place in the 

 border, while all are desirable for naturalization in the 

 Wild-garden. With many the flowers are handsome, but 

 the foliage or the habit of the plants may be compara- 

 tively coarse, while sometimes just the reverse is the 



