400 CONNECTICUT GEOL. AND NAT. HIST, SURVEY. [Bull. 



CHRYSANTHEMUM L. 



Chrysanthemum Leucanthemum L. (white-flowered), var. 



pinnatifidum Lecoq & Lamotte (pinnately cleft). 

 Chrysanthemum Leucanthemum of Manuals. 

 Daisy. White or Ox-eye Daisy. White-weed. Marguerite. 



Common. Fields, meadows and roadsides. May — July. 

 Naturalized from Europe. 



Often a troublesome weed in grassland. The plant is 

 medicinal. 



Chrysanthemum Parthenium (L.) Bernh. (ancient name of 



some plant). 

 Feverfew. 



Rare. Waste ground as an escape from gardens. June — 

 Aug. Introduced from Europe. 



The herb is medicinal. 



Chrysanthemum Balsamita L., var. tanacetoides Boiss. (like 



Tanacetum, the Tansy). 

 Costmary. Alecost. Mint Geranium. 



Rare. Escaped from gardens to fields and roadsides : East 

 Lyme (Graves), Groton (Graves & Bissell), Southington 

 (Andrews & Bissell), Oxford (Harger), Trumbull (Fames), 

 Wilton ( Miss A. E. Carpenter) . Sept. — Oct. Adventive 

 from Asia. 



Medicinal. 



TANACETUM L. Tansy. 



Tanacetum vulgare L. (common). 

 Common Tansy. 



Frequent. Roadsides and waste places. July — Oct. 

 Naturalized from Europe. 



The var. crispum DC. (crisped) is occasional with the 

 species. 



The leaves and flowering tops are medicinal and were 

 formerly officinal. 



ARTEMISIA L. Wormwood. 



Artemisia caudata Michx. (tailed). 



Dry sandy ground. Common along the coast, extending 



