Physalis 



SOLANACEAE 



829 



O 50 



Map 1800 



Physalis pubescens L. 



3. Physalis nyctaginea Dunal. Map 1799. I have only one specimen 

 and it was collected in a shady, black and white oak woods about 4 miles 

 east of Bloomington, Monroe County. 



R. I. to Iowa, southw. to La. 



4. Physalis pubescens L. Common Groundcherry. Map 1800. Usually 

 in cultivated ground such as cornfields and less frequently on open wooded 

 slopes and in alluvial bottoms. 



Pa. to Calif., southw. to Fla. and Mex. 



5. Physalis pruindsa L. Map 1801. In moist soil in clearings, alluvial 

 bottoms, pastures, and fallow fields. 



Mass. to Iowa, southw. to Fla. and Tenn. 



6. Physalis heterophylla Nees. Map 1802. This species prefers dry, 

 sandy soil and is found on wooded slopes and along roadsides. 



N. B. to Sask., southw. to Fla. and Tex. 



7. Physalis ambigua (Gray) Rydb. Map 1803. This species also pre- 

 fers a dry, sandy soil and is found in cultivated and fallow fields, along 

 roadsides and railroads, and in open woods. It usually has not been sep- 

 arated from the preceding species. 



Vt. to Iowa, southw. to Tenn. 



7407. SOLANUM [Tourn.] L. Nightshade 



Plants more or less prickly; pubescence stellate. 



Perennial; corolla violet or white; fruit naked 1. S. carolinense. 



Annual; corolla yellow; fruit partly covered by the spiny calyx 2. S. rostratum. 



Plants not prickly; pubescence not stellate. 



Annual; a low, much branched, and often spreading plant; flowers white; berries 



black S. S. nigrum . 



Perennial; a tall, climbing, semi-woody plant; flowers purplish or white; berries 

 scarlet 4.5. Dulcamara. 



