Herbaceous plants. 345 



underground shoots. May be naturalized on moist, grassy 

 banks. 



Hyssop, Hyssopis officinalis. A bushy plant one or two 

 feet high with linear-lanceolate leaves and numerous blue 

 flowers in crowded terminal spikes in summer. Very 

 sweet-scented. Used in the same way as lavender. 



Wild Thyme, Thymus Serpyllum. A creeping, tufted 

 herb forming mats of small green leaves ; flowers rosy- 

 purple or flesh-colored, very numerous. Tli. Cliamcedrys is 

 an almost similar species. Both grow in poor, gravelly soil in 

 open and sunny positions, and are quite showy when grown 

 in large masses and covered with flowers. Fine for dry rock- 

 eries or when naturalized in sunny, barren lawns. Propagated 

 by means of seeds or division. Stem somewhat woody. 



Sage, Salvia officinalis. A very sweet-scented herb 

 with oblong-lanceolate, hoary leaves in tufted masses ; flow- 

 ers blue in spiked whorls. Grown in borders for its fra- 

 grant leaves. The meadow sage (8. pratensis) is a fine 

 hardy plant growing about two feet high, with ovate 

 leaves three or more inches long; flowers in whorls col- 

 lected in long bracteate spikes ; blue, purple, bright rose, 

 or sometimes two-colored ; bracts colored. Habit graceful, 

 slender. Fine for naturalizing on moist, grassy banks, or 

 on the border of thickets or shrubberies. Flowers all sum- 

 mer. 8. bicolor is a handsome plant for a border or rock- 

 ery ; flowers blue and white dotted with yellow, whorled 

 in long racemes ; root-leaves pinnatifid or palmately lobed ; 

 stem-leaves ovate or lanceolate. Hardy biennial, easily 

 raised from seeds for summer flowering. The following are 

 tender perennials that may be raised and treated as annuals 



