Jan., 1914.] Solanacece of Ohio. 239 



4. Physalis alkekengi L. Chinese Lantern (Ground-cherry) 

 Perennial. Leaves thin, broadly ovate, entire or angled; fruiting 

 cah'x much enlarged, veined, scarlet or crimson. Persistent after 

 cultivation. Franklin, Lake. 



5. Physalis heterophylla Nees. Clammy Ground-cherry. 

 Perennial by a creeping rootstock, viscid and glandular, 12 to 18 

 inches high, with long, spreading, jointed, flat hairs; leaves acute, 

 very rarely with an acumination, thick, sinuately toothed or some- 

 times subentire; calyx long-villous with triangular lobes usually 

 not as long as the tube; corolla greenish-yellow with a brownish 

 or purplish centre. General and abundant. 



6. Physalis pubescens L. Low Hairy Ground-cherry. Plant 

 pubescent, with spreading stems slightly swollen at the nodes. 

 Leaves ovate, acute, or acuminate, slightly cordate, upward 

 repand-denticulate or entire, pubescent, sometimes becoming 

 nearly glabrous except along the veins; corolla yellow with a dark 

 centre; calyx lobes narrow, in fruit membranous, pyramidal, ovoid- 

 acuminate, retuse at the base. Shelby, Morgan. 



7. Physalis pruinosa L. Tall Hairy Ground-cherry. Stout, 

 generally erect, quite hairy. Stem finely villous or somewhat 

 viscid; leaves finely pubescent, ovate, cordate, and deeply sin- 

 uately toothed; calyx villous or viscid, its lobes as long as the tube, 

 narrow but not subulate-tipped; fruiting calyx reticulate, ovoid, 

 cordate; berry yellow or green. Franklin county. 



Solanum L. 



Herbs or shrubs, often stellate-pubescent, sometimes climbing. 

 Flowers cymose umbelliform, paniculate, or racemose; calyx 

 campanulate or rotate, usually 5-cleft; corolla rotate, the limb 

 plaited, 5-angled or 5-lobed, the tube very short; stamens united 

 with the corolla, filaments short. 



1. Leaves compound or divided. 2. 



1. Leaves entire, toothed, or merely lobed. 4. 



2. Plants not prickly. 3. 



2. Plant and enlarged fruiting-calyx very prickly; one stamen enlarged 



and beaked. 5. rostratum. 



3. Herbs with tubers; stems prominently wing-angled. 5. tuberosum. 



3. Climbing vines, more or less woody; stems not winged, or only slight- 



ly angled. 5. dulcamara. 



4. Plants prickly or if only slightly so, then stellate-pubescent, or sil- 



very-canescent all over. 5. 



4. Plants glabrous or somewhat pubescent, not prickly or silvery-canes- 



cent; ripe berries black. 5. nigrum. 



5. Leaves repand-dentate or entire; densely silvery-canescent. 



5'. eleagnifolium. 

 5. Leaves lobed and angled; hirsute. 5. carolinense. 



1. Solanum elaeagnifolium Cav. Silverleaf Nightshade. 

 Perennial, silvery-canescent all over. Stem sometimes with 

 sharp prickles; leaves lanceolate, oblong or linear, petioled, mostly 

 obtuse, repand-dentate or entire; flowers cymose; peduncles short; 



