COMPOSITE FAMILY 269 



hemispherical, drooping, dull yellow. — Waste ground; common. 

 Bitter and aromatic, and much used in rural districts as a tonic. 

 — Fl. July — September. Perennial. 



2. A. vulgaris (Mugwort).— Taller and more slender than the 

 last, and well distinguished by the absence of aromatic odour, 

 and the leaves which are green above and white with wool be- 

 neath and pinnatifid with acute segments; heads reddish- or 



tussilAgo fArfara (Colfs-foot). 



brownish-yellow. — Hedges, and waste places ; abundant. An 

 infusion of tea of this plant is a rural remedy for rheumatism. — 

 Fl. July — September. Perennial. 



3. A. campestris (Field Wormwood). — Stems prostrate until 

 flowering ; leaves pinnatifid, with very slender acute segments, 

 silky when young, but becoming glabrous. — Sandy heaths in 

 Norfolk and Suffolk ; rare. — Fl. August, September. Perennial. 



4. A. maritima (Sea Wormwood). — Somewhat resembling 



