This section is from the book "An Illustrated Flora Of The Northern United States, Canada And The British Possessions Vol3", by Nathaniel Lord Britton, Addison Brown. Also available from Amazon: An Illustrated Flora of the Northern United States, Canada and the British Possessions. 3 Volume Set..
Physalis missouriensis Mack. & Bush, Fl. Jackson Co. 167. 1902.
Annual; stem spreading, often zigzag, branched, striate, or slightly angled, villous with short hairs. Leaves 1/2'-3 1/2' long, ovate, oblique and cuneate, obtuse, or cordate at the base, acute but not acuminate, repand or sinuately dentate, hairy, at least on the veins; peduncles 1/2"-2 1/2" long, erect, in fruit 2i"-5", reflexed, shorter than the fruiting calyx; calyx villous, lobes shorter than the tube, triangular; corolla 1 1/2"- 4" in diameter, yellow; fruiting calyx 7"-10" 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.
Physalis pendula Rydberg; Small, Fl. SE. U. S. 983. 1903.
Annual, stem erect, generally 1 1/2° high, branched, angled, glabrous; leaves lanceolate or ovate-lanceolate, thin, usually coarsely toothed; calyx cylindric-campanulate, its lobes broadly triangular, shorter than the tube; peduncles filiform, about 1' long, erect with nodding flower, in fruit 1 3/4-2' long and re-flexed; corolla 3"-4" in diameter, campanulate, yellow, without a dark spot; anthers yellow, more or less tinged with purple, fruiting calyx about 10" long, rounded ovoid, indistinctly 10-angled and purple veined, nearly filled by the berry.
Illinois to Kansas and Texas. July-Sept. Referred in the first edition to P. lanceifolia Nees.
Physalis angulata L. Sp. Pl. 183. 1753.
Annual, erect, 1 1/2°-3° high, glabrous; stem angular, usually much branched; leaves ovate, with more or less cuneate base, somewhat sinuately toothed with long-acuminate teeth; blades 2'-2 1/2' long, on slender petioles 1'-2' long, thin, the veins not prominent; peduncles slender, io"-is" long, erect, in fruit often reflexed but seldom exceeding the fruiting calyx in length; calyx smooth, lobes triangular to lanceolate, generally shorter than the tube; corolla 2V-5" in diameter; anthers more or less purplish tinged; fruiting calyx about 1 1/4' long, ovoid, 5-10-angled, sometimes purple-veined, nearly filled by the yellow berry.
In rich soil, Pennsylvania to Illinois, Minnesota, Missouri, Texas, Central America, Brazil and the West Indies. Also in India. July-Sept.
Physalis ixocarpa Brot.; Horneman, Hort. Hafn.
Annual, stem at first erect, later widely spreading, much branched, angled, glabrous, or the younger parts sparingly hairy; leaves from cordate to ovate, with a cuneate base which is somewhat oblique, sinuately dentate or entire, 1'-2 1/2' long; peduncles short, 1"-2 1/2" long; calyx sparingly hairy, its lobes short, broadly triangular, shorter than the tube; corolla bright yellow with purple throat, 5"-7" (sometimes nearly 10") in diameter; fruiting calyx round-ovoid, obscurely 10-angled, often purple-veined, filled by the purple berry, which sometimes bursts it.
Native of Mexico. It is often cultivated for its fruit and frequently escapes from cultivation, New York to Texas and California.