SUNFLOWER FAMILY 397 
Coarse, aromatic, glabrous or sparsely hairy perennials pp dm. ni from a stout rhizome, 
the mew stems densely leafy to the compound, many- red, corymbiform inflorescence he 
unctate, 1-2.5 dm. i i 
cised or toothed; heads many, yellow ; involucre broadly hemispheric, about mm. wide, a 
4 mm. high; phyllaries imbricate in about 3 series, carinate, firm except for the scarious margin 
and tip, the outermost lanceolate, the inner oblong, obtuse; marginal flowers glandular, with a 
3-lobed limb; disk- eee: shortly i bapa = = ese er sparsely glandular-dotted, 
5- antec, about 1 mm. lon ery , toothed c 
A common weed in ee capt pat western cate and occurring el commonly in California along the 
coast as tar south as vga cpa and in Plumas County; also widespread throughout the United States. 
Naturalized from Europe. July— 
2. Tanacetum camphoratum Less. Dune Tansy. Fig. 5681. 
nprennr i pempnorann Less. Linnaea 6: 521. 1831. 
ss. Syn. Comp. 260. 1832. 
fy es ae DC. Prod. 6: 84. 1837. 
Tanacetum elegans Decne. Fl. Serres 12: 19. 1857. 
Stout aromatic perennial 3-5 dm. high from a branched creeping rhizome with striate, erect 
or Sadie leafy stems, loosely villous-tomentose throughout, densely so on new growth and 
5679. Chrysanthemum balsamita 81. 
5680. Tanacetum vulgare 5682. Tanacetum douglasii 
