52 



BULLETIN OF THE LABORATORIES 



406. B. cernua L. Smaller Bur Mangold. 

 Wet places, common. September 17, 1890. 



407. B. chrysanthemoides Michx. Larger Bur Marigold. 

 Swamps, common. September 16, 1890. 



A peculiar form of this grows in the run on the farm of Mr. Mo- 

 ses Goodrich, north of Granville, being rough hairy over the entire 

 stem, with the outer involucre longer than inner. 



408. B. bipinnata L. Spanish Needles. 



Moist places everywhere. August 8, 1887; September 14, 1889; 

 July 25, 1890. 



A very much reduced form sometimes found on rocks. 



189. Helenium L. 



409. H. autumnale L. Sneeze-weed. 



Moist soil, somewhat rare; Licking Reservoir, Alexandria, etc. 

 August 16, 1S90. 



190. Anthemis L. 



410. A. Cotula D C. May-weed. Dog-fennel. 



Roadsides, everywhere, but apparently not as abundant as a few 

 years ago. July 13, 1889. 



411. A. arvensis L. Corn Chamomile. 



Fields, very rare; south of Laurel Ridge. June 4, 1890. 



191. Achillea L. 



412. A. Millefolium L. Yarrow. Milfoil. 



Fields everywhere. May 27, 1887; July 15, 1889; J une 2 5> 1890. 



192. Chrysanthemum Tourn. 



413. C Leucanthemum L. Ox-Eye Daisy. White Weed. 



Fields, abundant in places, said to have been introduced in clo- 

 ver seed from Europe about twenty five years ago. June 4, 1887; 

 June 15, 1889; June 21, 1891. 



193. Tanacetum L. 



414. T. valgare L. Common Tansy. 



Roadsides, common. August 27, 1887; August 2, 1891. 



415. T. vulgare L. Var. crisp um Gray. 



Roadsides, less common. D. U. Herbarium. August 8, 1887. 



