JSOLANACEAE. 283 



Family 8. SOLANACEAE Pers. Potato Family. 



Fruit a berry ; corolla plicate, its lobes generally induplicate. 

 Anthers unconnected, destitute of terminal pores, dehiscent. 



Fruiting calyx 5-angled and deeply 5-parted; ovary 3-5 : celled. 



1. Physalodes. 

 Fruiting calyx 5-lobed, not parted, 10-ribbed, often 5-10-angled, re- 

 ticulated, wholly enclosing the 'berry, ovary 2-celled. 



2. Physalis. 

 Anthers conniyent or slightly connate; fruiting calyx not enlarged. 



3. Solatium. 

 Fruit a nearly dry berry; corolla campanulate, little or not at all plicate, its 



lobes imbricated. 4. Lycium. 



Fruit a capsule; corolla funnelform. 



Capsule circumscissile toward the top, which separates as a lid; corolla 

 irregular. 5. Uyoscyamus. 



Capsule opening by valves, generally prickly. 6. Datura. 



Capsule not prickly. 7. Petunia. 



1. PHYSALODES Boehm. 

 1. Physalodes physalodes (L.) Brit^on. Apple-of-Per,u. M. p. 808. 

 Waste grounds near dwellings. Summer. 

 Philadelphia— Byberry, Mart. (B. C). Bucks— Lower districts, Moyer 

 (P.). Delaware— Concord (W. Tr.). Chester— (P.). Lancaster— On 

 Susquehanna near the Maryland line (Pr.). Northampton— (P.). 



Camden— Ballast (C). Gloucester— Near Mickleton (He.), Swedesboro 

 (Li.). Atlantic— May's Landing (Te.). Monmouth— Ocean Grove (C). 

 New Castle— East 7th Street Extended. Bare. 



2. PHYSALIS Boehm. Ground Cherry. 



Annuals with branched fibrous roots. 

 Plants more or less pubescent. 



Leaves ovate, oblique, acute or acuminate, subentire at the base; 

 upper part repand or subentire; stem slender, diffuse, sharply 

 angled. 1. P. pubescens. 



Leaves cordate-oblique, strongly sinuate to the base; stem stout, 

 obtusely- angled. 2. P. pruinosa. 



Plants glabrous, or the upper part sparingly beset with short hairs, or 

 a little pubefulent when young; fruiting calyx obtusely 5-10-angled, 

 not sunken at the base. 3. P. Philadelphia. 



Perennial by rootstocks and roots. 



Pubescence on the leaves none; on the upper part of the stem sparse 

 and short, if any. 3. P. Philadelphica. 



Pubescence sparse, consisting of flat, sometimes jointed hairs; some- 

 times a little viscid. 4. P. Virginiana. 

 Pubescence dense, short, more or less viscid or glandular, often mixed 

 with long, flat, jointed hairs. 5. P. heterophylla. 



1. Physalis pubescens L. M. p. 810, Sandy soil. Summer. 



Camden — Camden (C). Gloucester— Swedesboro (Li.). Salem— Bdd- 

 dleton (Wa.). Cumberland— Vineland (Ab,). Atlantic— Egg Harbor 

 (C). Ocean — Manchester (Ci). Hunterdon — Stockton (C). 



New Castle— Brandywine, etc. Not rare. 



2. Physalis pruinosa L. M. p. 810. Cultivated soil. Summer. 



Bucks — Sellersville (Fr.).. Lancaster— (P.). 



.3. Physalis Philadelphica Lam. M. p. 811. Fertile soil. Summer. 



