222 GARDEN FLOWERS. 



nial ; 4 feet; flowers pale-blue, in July; Germany; 1731. L> 

 trimestris (three-month) ; hardy annual ; 2 feet ; flowers flesh- 

 color, in June ; Spain; 1633. 



Lavender. See Lavandula. 



Laurel Mountain. See Kalmia. 



Leadwort. See Plumbago. 



Leatherwood. See Dirca. 



Ledum. See Ammyrsine. 



Ledum. Labrador Tea. [Ericaceae.] Pretty hardy ever- 

 green American plants. Soil, a rather sandy peat. In- 

 creased by layers. They are well suited for the margins of 

 peat-beds. 



L. Canadense {Ca.n2Ldia.n) ; hardy evergreen shrub ; 18 inches; 

 flowers white, in April; Canada; 1763. L. latifolium i^xo-sA- 

 leaved) ; hardy evergreen shrub ; 3 feet ; flowers white, in April ; 

 North America; 1763. L. pahistre (marsh); hardy evergreen 

 shrub ; 2 feet ; flowers white, in April ; Europe ; 1762. 



Leiophyllum. See Ammyrsine. 



Lemon Verbena. See Aloysia. 



Leonotis. Lio7i^s-Ear. [Labiat^e.] A genus contain- 

 ing some annual species, and some soft-wooded greenhouse 

 shrubs. Z. Leonurus, one of the latter, and the most com- 

 mon is, when grown vigorously, very ornamental ; rich or- 

 ange-colored flowers being produced in profusion in the axils 

 of the leaves. Cuttings may be planted early in spring, and 

 root readily in bottom-heat. When rooted, they should be 

 potted into a light, rich, loamy, soil, hardened off as soon as 

 possible to the greenhouse temperature ; continually stopped 

 to induce bushiness of growth, and shifted, as fast as the 

 pots fill with roots, to give strength to the plants. By the 

 beginning of May, they may be transferred to cold frames ; 

 and during the summer they are quite as well grown exposed 

 in the open air, so that care be taken that they do not be- 

 come parched, which destroys their foliage. After the be- 



