JOLANACEAE. 



333 



1. Physalodes physal6des(L.) 



Britton. Apple-of-Peru. (Fig. 

 358.) Stem angled, 2°-5° high. 

 Leaves ovate or oblong, acuminate 

 but blunt, narrowed at the base, 

 3'-8' long; petioles longer than 

 the peduncles; flowers I'-IJ' long 

 and broad; corolla-limb almost 

 entire; fruiting calyx I'-IA' long 

 and thick, its segments acute, their 

 basal auricles acute or cuspidate; 

 berry 6" in diameter, surrounded 

 by the calyx. [Atropa physalodes 

 L. ; Nicandra physalodes Gaertn.] 



Occasional in waste and culti- 

 vated grounds. Naturalized. Native 

 of South America. Naturalized in 

 the United States. Spring to autumn. 



2. PHirSAIilS L. 



Herbs, with entire or toothed 



leaves. Peduncles solitary. Calyx 



campanulate, 5-toothed, in fruit 



bladdery-inflated, 5-angled, or 10- 



ribbed enclosing the pulpy berry. Corolla mostly yellow, often with a brownish 



or purplish center, open-campanulate, plicate. Style slender; stigma minutely 



2-cleft. Seeds numerous, kidney-shaped, flattened. [Greek, bladder.] Some 



75 species, mostly American. Type species: Physalis alkel'engi L. 



Annual species ; fruiting calyx angular. 



Leaves obtuse or rounded at the base ; corolla with a brown or purple eye. 



Plant viscid-pubescent. 1. P. pubescens. 



Plant glabrous, or pubescent only above. 2. P. tiirhinata. 



Leaves, or most of them, narrowed at the base ; corolla yellow. 3. P. angulata. 



Perennial species ; fruiting calyx scarcely angled. 4. P. peruviana. 



1. Physalis pubescens L. 

 Haiky Ground Cherry. Horse 

 Cherry. (Fig. 359.) Annual, 

 pubescent and viscid. Stems tall 

 and erect, or widely spreading, 

 acutely 3-4-angled; leaves l'-3' 

 long, heart-shaped, acute or gen- 

 erally abruptly acuminate, sharply 

 repand-dentate, pubescent with 

 short hairs; peduncles short, at 

 maturity sometimes 10" long; 

 calyx generally densely viscid- 

 hirsute; lobes lanceolate, acumi- 

 nate, iDut not subulate-tipped ; 

 corolla 2"-5" in diameter, yellow 

 with a purplish eye; anthers gen- 

 erally purplish; fruiting calyx 

 about 1' long, retuse at the base. 

 [P. harhadensis Jacq.] 



Occasional in waste and culti- 

 vated grounds. Naturalized. Native 

 of the southern United States and 

 the West Indies. Summer and autumn. 



