I&94-] PLANTS OF MONROE COUNTY. 75 



483. A. ptarmicoides Torr. & Gray. [A . ptannicoidcs (Nees.) Torr. & Gray.] 



Very rare. Rocky bank of Genesee river, below the lower falls, 

 Dr. C. M . Booth. 



484. A. acuminatus Michx. 



Cool rich woods and ravines; scarce. Greece, Dr. A. H. Searing 

 and Miss Beckuith. Brockport, Prof. Lennon. Sweden, M. S. Baxter. 



187. ERIGEROX L. 



485. E. Canadensis L. Horseweed. 



Fields, roadsides, waste places ; common. 



486. E. annuus Pers. [E. annuus (L.) Pers.] Daisy Fleabane. 



Fields and waste places ; common. 



487. E. strigosus Muhl. [E. ramosits (Walt.) B.S.P.J Daisy Fleap.ane. 



Fields ; common. 



488. E. bellidifolius Muhl. [E. pulchelliis Michx.] Robin's Plantain. 



Banks and hillsides ; frequent. 

 489 E. Philadelphicus L. 



Moist ground, ravines, and grassy banks ; common, often abundant. 



188. AXTEXXARIA Gsrtn. 



490. A. plantaginifolia Hook. [A. plantaginifolia (L.) Richards.] Plan- 



tain-leaved Everlasting. 

 Tops of river banks and ravines, sterile knolls, dry pastures; common. 



189. AXAPHALIS DC. 



491. A. margaritacea Benth. & Hook. {Antcmiaria margaritacea R. Br.) 



[Antennaria jnargaritacea (L.) Hook.] Pearly Everlasting. ■ 

 Dry fields, hills, and woods ; common. 



I go. GXAPHALIUM L. 



492. Q. polycephalum Michx. [G. obtusifolium L.] Common Everlasting. 



Old fields and dry woods ; common. 



493. Q. decurrens Ives. Common Everlasting. 



Dry woods and old fields ; frequent. 



494. Q. uliginosum L. Low Cudweed. 



In leached soil, low grounds, roadsides, ditches ; common. 



191. IXULA L. 



495. I. Helenium L. Elecampane. 



Borders of woods, pastures, along streams and roadsides ; common. 



192. POLYMXIA L. 



496. P. Canadensis L. Leaf-cup. 



Abundant in woods near Cedar Swamp station, Henrietta ; rare else- 

 where. Le Roy and Bergen, Genesee county. 



497. P. Uvedalia L. 



Rare. Ravine near Canandaigua lake, E . J. Durand, 



