SOLANACEAE. 8ll 



filled by the yellow berry. In rich soil, Va. and N. Car. to 111., the Ind. Terr., 

 Tex., Cent. Am., Brazil and the W. Ind. Also in India. July-Sept. 



7. Physalis ixocarpa Brot. TOMATILLO. MEXICAN GROUND-CHERRY. 

 STRAWBERRY TOMATO. (I. F. f. 3196.) At first erect, later widely spreading; 

 stem angled, glabrous, or the younger parts sparingly hairy, leaves from cordate 

 to ovate, with a cuneate base, sinuately dentate or entire, 2.5-6.5 cm. long; pedun- 

 cles 2-5 mm. long; calyx sparingly hairy; its lobes shorter than the tube; corolla 

 bright yellow with purple throat, 1-2 cm. in diameter; fruiting calyx round-ovoid, 

 obscurely lo-angled, often purple-veined, at last filled by the purple berry. 

 Native of Mex. Cultivated for its fruit and frequently escapes from cultiva- 

 tion. 



8. Physalis Phildelphica Lam. PHILADELPHIA GROUND-CHERRY. (I. F. f. 

 3197.) Erect 7-15 dm. high; stem angled, dichotomously branched; blades ovate 

 to ovate-lanceolate, often very oblique at the base and acuminate, entire or 

 repand-denticulate, 6-10 cm. long, often in pairs; peduncles slender, 1-2 cm. 

 long; calyx glabrous, or minutely ciliolate, lobes ovate-lanceolate or triangular, 

 sometimes broadly ovate and unequal, generally equalling the tube; corolla yellow 

 or greenish yellow with purplish throat, 1.5-2.5 cm. in diameter; anthers tinged 

 with purple; fruiting calyx at first somewhat lo-angled and sunken at the base, at 

 last often filled with the large red or purple berry. R. I. to Ga., Neb. and Tex. 

 July-Sept. 



9. Physalis longifolia Nutt. LONG-LEAVED GROUND-CHERRY. (I. F. f. 3198.) 

 Perennial by a thick rootstock; stem in the common form, stout, 4-9 dm. high, 

 slightly angled. Leaves tapering into a petiole 1-2 cm. long, subentire or repand; 

 peduncles 1-2 cm. long, in fruit often recurved; calyx generally glabrous, its lobes 

 triangular-lanceolate, about the length of the tube; corolla 1-2 cm. in diameter, 

 yellow with a dark center; anthers tinged with purple; fruiting calyx about 

 3 cm. long; berry yellow, the lower portion and the stipe glutinous. In rich soil, 

 Iowa to Ark., Utah and Mex. July-Sept. 



10. Physalis macrophysa Rydb. LARGE-BLADDER GROUND-CHERRY. 

 (I. F. f. 3199.) Perennial; root somewhat fleshy; stem erect, 4-9 dm. high, 

 comparatively slender, angled. Leaves thin, 3-9 cm. long, the lower obtuse, the 

 upper acute or acuminate; petioles 2-4 cm. long; peduncles in fruit reflexed; 

 calyx smooth, its lobes ovate-triangular or broadly lanceolate, generally a little 

 shorter than the tube; corolla yellow with a dark center, about 2 cm. in diameter; 

 anthers generally yellow, sometimes tinged with purple; fruiting calyx 3-4 cm. 

 long, indistinctly lo-angled; berry small, in the center of the calyx. In rich soil, 

 Tex. to Kans. and Ark. May-July. Rare. 



11. Physalis lanceolata Michx. PRAIRIE GROUND-CHERRY. (I. F. f. 3200.) 

 Rootstock apparently as a rule slender and creeping; stem 4-5 dm. high, first erect, 

 later spreading or diffuse, slightly angled, sparingly hirsute with flat hairs. 

 Leaves nearly always entire, rarely wavy, thickish, sparingly hairy with short 

 hairs; peduncles 1-2 cm. long, in fruit reflexed; calyx-lobes triangular-lanceolate; 

 corolla dullish yellow with a brownish center, about 1.6 cm. in diameter; fruiting 

 calyx round-ovoid, not sunken at the base, indistinctly lo-angled; berry yellow or 

 greenish yellow. On dry prairies, common west of the Missouri River, extending 

 eastward to III. and the Carolinas. July-Sept. 



12. Physalis pumila Nutt. Low GROUND-CHERRY. (I. F. f. 3201.) Peren- 

 nial by a slender rootstock, 4-9 dm. high; stem obscurely angled. Leaves broadly 

 ovate to oblong, acute at both ends, somewhat rhomboid, the lower often obtuse 

 and obovate; blades 510 cm. long, entire or seldom sinuate; peduncles in fruit 

 reflexed and 3-5 cm. long ; calyx densely hirsute, its lobes triangular, generally a 

 little shorter than the tube; corolla yellow with brown center, 1.5-2 cm. in diam- 

 eter; fruiting calyx 3-5 cm. long, indistinctly lo-angled. Plains, Mo. to Colo, 

 and Tex. July-Sept. 



13. Physalis Virginiana Mill. VIRGINIA GROUND-CHERRY. (I. F. f. 3202. 

 Perennial; rootstock thick; stem 4-9 dm. high, erect, dichotomously branched, 

 somewhat angular, strigose hairy with flat hairs, in some forms nearly glabrous. 

 Leaves ovate-lanceolate, tapering to both ends, 3-6 cm. long, generally sinuately 

 dentate; peduncles in fruit curved but scarcely reflexed; calyx-lobes triangular or 

 broadly lanceolate, nearly equalling the tube; corolla sulphur-yellow with pur* 



