Much like no. 6 [Physalis pumila Nutt.], and ±fertile with it experimentally, but differing notably in its sparser pubescence with the hairs all or nearly all simple, those of the upper part of the stem ascending-spreading to appressed-ascending, those of the lvs scattered over the surface; lvs thick, entire, ±elliptic, 2.5-7 cm; pedicels mostly 1-3 cm at anthesis, later often elongating to 3-5 cm; cal rough-hirsute with flattened, septate hairs much as in no. 4 [Physalis virginiana Mill.]; cor 12-18 mm, with faint or no dark blotches inside; filaments dilated; anthers 2.5-3.5 mm; 2n=24. Sandy places on the Great Plains, from S.D. to Kans. to Wyo., Colo., and Tex., and occasionally intr. eastward at least as far as Ind., mainly along railroads. May-Aug. (P. virginiana var. hispida; P. lanceolata, misapplied)
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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