1894.] PLANTS OF MONROE COUNTV. 77 



513. H. tuberosus L. Jerusalem Artichoke. 



Alluvial soil; not common. 



109. COREOPSrS L. 



514. C. discoidea Torr. & Gray. [Bidens discoidea (T. & G.) Britton. | 



Rare. Sandbar and lake shore, Irondequoit, /. />'. Fuller. 



zoo. BIDENS L. 



515. B. frondosa L. Stick-tight. Beggar-ticks. 



Low ground and moist waste places ; common. 



516. B. connata Muhl. Swamp Beggar-tick.s. 



Along ditches, brooks, etc. ; frequent. 



517. B. cernua L. 



Shores, swamps, ditches, wet places; common. 



518. B. chrysanthemoides Michx. [7?. hTvis (L.) B.S.P.| 



Borders of streams, marshes and ditches ; common. 



519. B. bipinnata L. Spanish Needles. 



Rare. Long pond. Dr. Anna H. Searing. 



520. B. Beckii Torr. Water Marigold. 



Rare. Sodus bay, G. T. Fish. 



201. HELENIUM L. 



521. H. autuitinale L. Sneeze-weed. 



River flats, wet ground, along streams ; frequent. 



202. AN THEMIS L. 



522. A. CoTULA DC. [L.] {Maruta CotulaT>C.) Mayweed. 



Roadsides and waste places ; abundant. 



523. A. ARVENSis L. Corn Chamomile. 



Fields, roadsides, waste places ; common. 



203. ACHILLEA L. 



524. A. Millefolium L. Yarrow. 



Fields, roadsides, waste places; common. The pink-flowered form 

 frequent. 



204. CHRYSANTHEMUM Tourn. [L.] 



525. C. Leucanthemum L. {Leucanthemtcm vulgarc Lam.) Ox-eye Daisy. 



Fields and meadows ; very abundant. 



526. C. Leucanthemum L. var. tubuliflorum Tenney. 



Greece, north of the Ridge road, Mrs. J. J. Kempe . 



527. C. Parthenium Pers. {Leucafithetumn Partheniton Godron.) [^C/irys- 



antheinum Parthenimn (L.) Pers.] Feverfew. Escaped. 



205. TANACETUM L. 



528. T. vulgare L. Common Tansy. Roadsides; frequent. 



206. ARTEMISIA L. 



529. A. caudata Michx. 



Rare. Shore of lake Ontario, Webster, Dr. C. M. Booth. 



