252 Bulletin 187 



A. prenanthoides Mulil. Newfane, (Grout); Taftsvllle, (Nancy Dar- 

 ling). 



A. ptarinicoides T. & G. Dry limestone ledges, Bennington County; 

 occasional. West River, Jamaica; rare; (W. H. Blanchard). 



A, puniceus L. Red-stalked Aster. Low thickets and swamps; com- 

 mon. Var. demissus Lindl. Occasional. Var. firmus (Nees) T. & 

 G. Sudbury, (F. W. Hubby); Mt. Killington, (Kirk). Var. luci- 

 dulus Gray. Brandon, (Dutton). 



A. radnla Ait. "Brattleboro," (Frost) ; Cranberry Pond bog, Ferdinand, 

 (Eggleston). 



A. sagittifolJus Wedemeyer. Dry ground. Common in the Hoosic Val- 

 ley, Pownal, (Eggleston). Only known station in New England. 



A. Sclireberi Nees. Common in southern Vermont. 



A. tardiflonis L. Moist shady ground; occasional. Var. vestitus 

 Fernald. Westminster, (W. H. Blanchard) ; Hartland, (Nancy 

 Darling); Willoughby Lake, (Kennedy). 



A. Tradescauti L. Low grounds; occasional. 



A. iiinbellatus Mill. (Doellingeria umbellata [Mill.] Nees). Moist 

 thickets; common. 



A. uudulatus L. Dry copses of the lower altitudes; common. 



A. rimiueus Lam. Moist banks; occasional. Var. foliolosus (Ait.) 

 Gray. Ledges, Sumner's Falls, Hartland, (Eggleston). 



A. Timineus Lam., var. saxatilis Fernald. (A. saxatilis [Fernald] 



Blanchard). Ledges, Winooski River, Williston, (Pringle) ; Con- 

 necticut River, Bellows Falls to Brattleboro, (W. H. Blanchard). 



BIDENS. Bur Marigold 



B. Beckii Torr. (Megalodonta Beckii [Torr.] Greene). Water Mari- 



gold. Ponds and deep slow streams; occasional. 

 B, cernua L. Stick-tight. Wet places; common. 

 B. coraosa (Gray) Wiegand. Wet shores; rare. 

 B. conuata Muhl. Swamp Beggar-ticks. Low margins of streams and 



lakes; frequent. 

 B. discoidea (T. & G.) Britton. Maquam Bay, Swanton, (Blake). 

 B. frondosa L. Common Beggar-ticks. Moist waste places; common. 



Var. anoinala Porter. Lake Bomoseen, (Kirk). 



B. Yulgata Greene. Beggar-ticks, Stick-tight. Waste ground; com- 



mon. 



CARDUUS. Plumeless Thistle 



C. crispus* L. Curled Thistle. South Burlington, (Chittenden). 



CENTAUREA. Star Thistle 



C. Cyaiius* L. Bluebottle, Bachelor's Button, Corn-flower. Occasion- 

 ally adventive. 



C. Jacea* L. Meadow Centaury. Charlotte, (Pringle); Stowe, (Mrs. 

 Carrie E. Straw). 



C. Jacea L., var. lacera* Koch. Berkshire, (Mrs. Frances Jolley). 



