GENUS 2. 



POTATO FAMILY. 



2. Physalis prumosa L. Tall Hairy 

 Ground-Cherry. Fig. 3697. 



Physalis pruinosa L. Sp. PI. 184. 1753. 

 P. pubescens Dunal, in DC. Prodr. 13: part i, J; 

 446. 1852. 



Annual; stem stout, generally erect, and 

 more hairy than the preceding and the two 

 following species ; stem obtusely angled, finely 

 villous or somewhat viscid; leaves firm, i~4 

 long, finely pubescent, ovate, cordate, generally 

 very oblique at the base, and deeply sinuately 

 toothed with broad and often obtuse teeth; 

 peduncles i"-2" long, in fruit about 5"; calyx 

 villous or viscid ; lobes as long as the tube, 

 narrow but not subulate-tipped; corolla 2"-4" 

 in diameter; anthers yellow, or tinged with 

 purple ; fruiting calyx a little firmer and more 

 pubescent than in the preceding, reticulate, 

 lo"-i5" long, ovoid, sunken at the base; berry 

 yellow or green. 



In cultivated soil, Massachusetts to Ontario, 

 Florida, Iowa, Missouri and Colorado. July-Sept. 



3. Physalis barbadensis Jacq. Barbadoes 

 Ground-Cherry. Fig. 3698. 



Physalis barbadensis Jacq. Misc. 2: 359. 1781. 

 Physalis obscura Michx. Fl. Bor. Am. i : 149. 1803. 

 Physalis barbadensis obscura Rydberg, Mem. Torr. Club 

 4: 327. 1896. 



Annual; stem tall and erect or widely spreading, 

 acutely 3-4-angled, pubescent, viscid, or nearly gla- 

 brous; leaves \\'-2\' long, ovate or heart-shaped, acute, 

 or abruptly acuminate, sharply repand-dentate, pubes- 

 cent with short hairs; peduncles short, ii"-2" long, but 

 in fruit sometimes io"= calyx generally densely viscid- 

 hirsute, lobes lanceolate, acuminate, but not subulate- 

 tipped ; corolla 2i"-5" in diameter ; anthers generally 

 purplish; fruiting calyx longer than in the two pre- 

 ceding species, i'-ii' long, acuminate and reticulate, 

 retuse at the base. 



Sandy soil, Pennsylvania to Illinois, Missouri, Florida, 

 Mexico, the West Indies and South America. July-Sept. 



4. Physalis missouriensis Mack. & Bush. 

 Missouri Ground-Cherry. Fig. 3699. 



Physalis missouriensis Mack. & Bush, Fl. Jackson 

 Co. 167. 1902. 



Annual ; stem spreading, often zigzag, branched, 

 striate, or slightly angled, villous with short hairs. 

 Leaves i'-3i' long, ovate, oblique and cuneate, 

 obtuse, or cordate at the base, acute but not acu- 

 minate, repand or sinuately dentate, hairy, at least 

 on the veins ; peduncles \"-2,\" long, erect, in fruit 

 2i"-5". reflexed, shorter than the fruiting calyx; 

 calyx villous, lobes shorter than the tube, triangu- 

 lar; corolla ii"-4" in diameter, yellow; fruiting 

 calyx 7"-ro" long, round-ovoid, nearly filled by 

 the berry, scarcely sunken or commonly rounded 

 at the base. 



Missouri and Kansas to Arkansas and Oklahoma. 

 July-Sept. Referred in our first edition to the 

 tropical P. Lagascae R. & S. 



