I02 THE FLORA OF THE ALPS 



B. Flowers blue or violet : — 6". Sclarea, L., Sage ; very 

 fragrant, flowers very large, variegated with violet and 

 white, bracts very large, red or violet; dry hills and 

 vineyards ; doubtfully wild in Southern Switzerland. 6". 

 pratensis, L., flowers large (about i in.), bright blue, bracts 

 small, green, upper lip of corolla long, arched, viscid ; 

 dry banks and road-sides, common. S. verticillata, L. ; 

 flowers small, light blue, leaves cordate-triangular, often 

 auricled ; road-sides, occasional. 



lo. Nepeta, L. 



Cymes axillary or terminal ; calyx 5 -toothed ; flowers 

 small; corolla 2-lipped, middle lobe of lower lip large, 

 upper lip truncate ; stamens 4. 



N, Cataria, L., Cat-mint; flowers about \ in., white 

 spotted with purple, stem branched, leaves cordate-ovate, 

 inciso-serrate, white and pubescent beneath ; banks, occa- 

 sional. N. nuda, L. ; flowers small, white or violet, stem 

 much branched, leaves cordate-oblong, pubescent, green 

 on both sides ; rocky places ; Southern Switzerland, Tirol, 

 Piedmont, Dauphiny, Pyrenees. N. lanceolata, DC. {Nepe- 

 tella, All.); strongly scented, flowers white, calyx-teeth 

 lanceolate-subulate, leaves lanceolate or linear-lanceolate ; 

 high; Southern Switzerland, Dauphiny, Pyrenees. N. 

 Glechoma, Benth. {Glechoma kederacea, L.), Ground Ivy ; 

 flowers blue ; everywhere. 



II. Dracocephalum, L. 



Flowers large, violet ; cymes axillary, collected into ter- 

 minal spikes; calyx 2-lipped, 5 -toothed ; corolla ringent; 

 stamens 4. Alpine. 



D. Ruysckiana, L. ; leaves hnear-lanceolate, undivided, 

 entire, stem erect, 4-12 in. ; alpine pastures; Southern 



