Comparison of groundcherries (Physalis spp.): berries enclosed in papery husks

 

Wright groundcherry

P. acutifolia

lanceleaved groundcherry

P. lanceifolia

tomatillo

P. philadelphica

downy groundcherry

P. pubescens

longleaf groundcherry

P. longifolia

grape groundcherry

P. viscosa

life cycle

 

summer annual summer annual summer annual summer annual perennial with creeping roots perennial with creeping roots
hairiness glabrous to sparse glabrous to sparse glabrous to sparse moderate to dense glabrous to sparse sparse to moderate

hair type

 

simple, short simple, short simple, short, some glandular simple, long & short, some glandular simple, short multi-branched
flower color yellow to cream-colored or green-tinged with darker yellow center evenly yellow, sometimes green-tinged yellow with dark purple central spots yellow with dark purple central spots yellow to cream-colored with dark purple central spots or veins yellow with darker yellow center, sometimes green-tinged
flower diameter 15-23 mm 5-10 mm 8-15 mm 5-12 mm 15-20 mm 12-20 mm
anthers

~ 3 mm

tinged blue

1-2 mm

tinged blue

2-3 mm

tinged blue, strongly twisted after opening

1.5-2 mm

tinged blue or yellow

3-4 mm

faintly tinged blue or yellow

~ 4 mm

yellow

berry husks

(calyx)

+/- rounded +/- 10-angled or rounded +/- 10-angled or rounded sharply 5-angled +/- 10-angled or rounded +/- 10-angled or rounded

leaf shape

 

ovate to elliptic

or lanceolate

narrow to broad lanceolate ovate to +/- diamond-shaped ovate to +/- heart-shaped elliptic to lanceolate ovate
leaf margins slender-toothed entire to toothed entire to toothed entire to toothed mostly entire to slightly wavy mostly entire to slightly wavy
other     husks often filled by berries leaves 5-9 cm, many toothed in var. grisea; 3-5 cm, entire to few-toothed in var. integrifolia plants often single-stemmed, branched near top berries sticky