COMPOSITE 15 



B, Ray-flowers 3-7, not so long as the flat involucre : 

 — A. tanacettfolia, All. (including stricta^ Schleich., dis- 

 tans, W. K., and dentifera, DC.) ; flowers very often pink, 

 leaves pinnate or pinnatifid, rachis of middle leaves winged 

 and toothed; high, frequent. A. nobilis, L. ; flowers 

 white, leaves oblong-oval in outline, rachis not winged ; 

 Switzerland, rare (Bale, Bienne, Neuchatel), Dauphiny. 

 A. magna, Haenk. ; flowers often red, leaves very finely 

 ter-pinnatifid, involucral bracts with a broad black-brown 

 margin ; alpine pastures, Switzerland, Dauphiny, local. 



A. tomentosa, L. ; ray-flowers yellow, leaves woolly; 

 Southern Switzerland, Savoy, is not alpine. 



27. Tanacetum, L. 



Flowers all tubular, yellow; involucral bracts in many 

 rows ; outer flowers female, inner male ; anther-cells not 

 tailed ; pappus o ; strongly scented. Not alpine. 



T. vulgare, L., Tansy ; dry places, frequent. 



28. Artemisia, L. 



Capitules small, few-flowered, in racemes or panicles ; 

 involucral bracts in few rows, with scarious margins; 

 flowers all tubular, outer female, inner male or bisexual ; 

 pappus o ; bitter aromatic herbs or small shrubs. 



A. vulgaris, L., Mugwort ; flowers ail perfect, and 

 leaves woolly only beneath, is very common by road- 

 sides ; and A . A bsinthium, Wormwood ; outer flowers 

 only fertile, leaves silky on both sides, not unfrequent in 

 stony places. The following species are alpine : — 



A. Capitules globular; receptacle hairy: — A. Mutel- 

 lina, Vill. ; capitules 1 2- 1 5 -flowered, yellowish, in spikes 



