WEdT VIRGINIA GEOLOGICAL SURVEY 387 



SYNOSMA Raf. 



S. SUAVEOLENS (L.) Raf. Indian Plantain. (Cacalia L.) 



Rich banks. Monongalia and Marion : from Opekiska to 

 Morgantown along the Monongahela River, frequent. Pres- 

 ton : near Terra x\lta. Summers : near Hinton. Ohio : near 

 Wheeling {Mertz & Guttenberg). 



SENECIO L. 



S. ANTENNARIIFOLIUS Britton. 



On a loose slate hillside. Greenbrier : near White Sulphur 

 Springs (Allen & Britton, Mackenzie) . 



Perennial, tufted in mostly large clumps; stems slender, 

 2-4.5 dm. high, loosely white-woolly. Leaves nearly all basal, 

 commonly numerous, oval to spatulate, angulateiy few-tooth- 

 ed or entire, mostly obtuse, narrowed into a petiole as long 

 as the blade or longer, densely white-tomentose beneath, 

 green and finally glabrous above, 2-4 cm. long; stem-leaves 

 small, spatulate, laciniate, or the upper narrowly linear and 

 entire; heads, slender-peduncled, rather less than 25 mm 

 broad ; rays golden-yellow, showy ; involucre 6 mm high, 

 white-woolly; achenes glandular-pubescent. 



S. VULGARIS L. Groundsel. 



Roadsides, fence rows, streets, and waste places ; adven- 

 tive from Europe. Frequent. 



S. AUREUS L. Golden Rag-wort. 



Damp places in open woods. Frequent throughout the 

 State. 



S. OBOVATUS Muhl. 



Damp places. Lewis : near 'V\'eston. Monongalia : near 

 Morgantown (Millspatigh) . Greenbrier: near White Sul- 

 phur Springs (Eggleston 4:^46). Ohio: near Wheeling 

 (Mertz 1567). 



S. Balsamitae Muhl. 



Rocky open woods. Fayette: near Nuttallburg (Nuttall). 

 Monongalia : near Morgantown. Mercer : near Beaver 

 Springs. 



ARCTIUM L. 



A. Lappa L. Burdock. 



Waste grounds, near dwellings. Abundant everywhere. 

 A. minus Schk. 



Fayette : near Nuttallburg (Nuttall) . 



