134 MICHIGAN ACADEMY OF SCIENCE. 



*2187. B. frondosa L. Common Beggar-ticks. Stick-tight. Low grounds. A trouble- 

 some weed. Common. Th. 



2187a. B. trichosperma (Miclix.) Britton. Orion, O. A. Farwell. 



2188. B. trichosperma tenuiloba (A. Gray) Britton. Coreopsis triclmsperma 

 tenuiloba A. Gray. Swamps. Flint; iMontcalm Co.; Ionia Co.; S. Mich., Wright's Cat.; 

 Orion. 0. A. Far\\ell. Common in pine country. Infrequent elsewhere. 



2188a. B. vulgaris Greene. Detroit. O. A. Farwell. 



2188b. B. vulgaris puberula (Wieg.) Greene. Detroit, 0. A. Farwell. 



GALINSOGA R. & P. 



5189. G. parviflora Cav. Detroit. W. S. Cooper. Introduced. 



HELENIUM L. 



*2190. H. autumnale L. Sneeze-weed. Eiver banks. Common. C. & S. 

 2191. H. tenuifolium Nutt. Fine-leaved Sneeze-weed. Port Huron, C. K. Dodge. 



ACHILLEA L. 



2192 A. lanulosa Xutt. Western Yarrow. Rochester, W. S. Cooper; Frequent in 

 U. P.. O. A. Farwell. 



*219.3. A. Millefolium L. Common Yarrow or Milfoil. Fields. Common. 

 219.3a. A. Ptarmica L. Sneezewort. IVIich., Gray's Manual. Rare. Th. 



ANTHEMIS L. 



2194. A. arvensis L. Corn Chamomile. Introduced. Three Rivers, C. F. Wheeler; 

 Keweenaw Co.. near Detroit, O. A. Farwell; St. Clair Co., C. K. Dodge. 



*2195. A. Cotula DC. Mav-\\eed. Dog-Fennel. Roadsides. Common. Th. 



CHRYSANTHEMUM L. 



2196. C. Balsamita tanacetoides Boiss. Mint-Geranium. Escaped from liardcns. 

 *2197. C. Leucanthemum L. Ox-eye or White Daisy. Meadows and pastures. Th. 

 2197a. C. Parthenium (L.) Pers. Keweenaw Co., 0. A. Farwell. 



MATRICARIA L. 



2198. M. inodora L. Scentless Camomile. Flint. Dr. D. Clark. 



TANACETUM L. 



2199. T. H-uronense Xutt. Lake Huron Tansy. Sand dunes at the head of Little 

 Traverse Bay. and northward. Frequent; Elk Rapids. W. S. Cooper. 



*2200. T. vulgare L. Common Tansy. Escaped from gardens. Frequent. 

 *2201. T. vulgare crispum DC. More connnon than the species. 



ARTEMISIA L. 



2202. A. Abrotanum L. Southernwood. Escaped in Keweenaw Co.. O. A. Farwell. 



2203. A. Absinthium L. Common Wormwood. Ionia Co.; Flint; Gratiot Co.; 

 Keweenaw Co.. O. A. Farwell. Sparingly escaped from gardens. 



2104. A. annua L. Annual Wormwood. Detroit, 0. A. Farwell: Now l'>aItiniore, 

 J. VV. Stacey. 



*220.5. A. biennis Willd. Biennial Wormwood. A roadside weed, lately introduced 

 from the west and extending throughout the State. 



220t». A. Canadensis ^lichx. Canada Wormwood. Sand dunes. l'>an<m Lake; 

 New BulTalo. C. V. Wheeler; Ottawa Co.; Fnimot Co.; to Lake Superior. Th. 



^•2207. A. caudata Michx. Tall Wormwood. Hay Co., G. M. Bradford. Sandy fields. 

 Ionia Co.: Montcjiim Co.; S. Haven, L. H. Bailey. Infreqtient. C. & S. 



2208. A. gnaphaloides Nutt. Keweenaw Co., O. A. Farwell. 



2209. A. Ludoviciana Nutt. Western Mugwort. Dry banks. Niles, .T. T. Scoville. 

 Univ. Herb.; Keweenaw Co., O. A. Farwell. Rare. 



2210. A. Stellariana Bess. Port Austin. C. A. Davis; Keweenaw Co., 0. A. Far- 

 well. 



2211. A. vulgaris L. Common Mugwort. Waste places. Infrequent. 



