Large-flowered Ground-cherry (Leucophysalis grandiflora)

Large-flowered Ground-cherry (Leucophysalis grandiflora)

Photo © Kim Wheeler

Life history

Species overview

Large-flowered Ground-cherry (Leucophysalis grandiflora), a Wisconsin Special Concern plant, is found mostly in recently burned or disturbed moist to dry forests, as well as on gravel bars of large rivers. Blooming occurs throughout July; fruiting occurs throughout August. The optimal identification period for this species is throughout July.

Synonyms: Chamaesaracha grandiflora, Physalis grandiflora

Identification

Distinguishing characteristics: Flowers white with a pale yellow center, 2 to 4 from the upper nodes; leaves lance-ovate, entire.
Flower characteristics: Inflorescence commonly of 2 to 4 flowers from the upper nodes, on pedicels 10 to 15 mm; flowers white with a pale yellow center, 3 to 4 cm wide; corolla wide open; filaments slender; anthers 3 mm.
Fruit characteristics: Fruiting calyx 1.5 cm, round-ovoid, open at the end and nearly filled by the berry.
Leaf characteristics: Alternate, ovate or lance-ovate, 5 to 12 cm long, entire.

Phenology

Blooming phenology: throughout July
Fruiting phenology: throughout August
Optimum time to identify: The optimal identification period for this species is throughout July

Other

Growth form: Forb-erect
Vegetative reproduction:
Life cycle: Perennial
Comments: Associated Species: Pinus spp., Quercus spp., Populus spp.; detailed associates not recorded for Wisconsin populations.

State status

Status and Natural Heritage Inventory documented occurrences in Wisconsin

The table below provides information about the protected status - state and federal - and the rank (S and G Ranks) for Large-flowered Ground-cherry (Leucophysalis grandiflora). See the Working List Key for more information about abbreviations. Counties shaded blue have documented occurrences for this species in the Wisconsin Natural Heritage Inventory database. The map is provided as a general reference of where this species has been found to date and is not meant as a range map.

Documented locations of Leucophysalis grandiflora in the Natural Heritage Inventory Database as of July 2015.

Summary Information
State Status	SC
Federal Status in Wisconsin	none
State Rank	S1
Global Rank	G4?
Tracked by NHI	Y

Habitats and landscapes

The Natural Heritage Inventory has developed scores indicating the degree to which each of Wisconsin's rare plant species is associated with a particular natural community or ecological landscape. This information is similar to that found in the Wildlife Action Plan for animals. As this is a work in progress, we welcome your suggestions and feedback.

General habitat information

Habitat description: Found mostly in recently burned or disturbed moist to dry forests, as well as on gravel bars of large rivers.
Soils: Dry, sandy soils.

Natural communities

This table lists the natural communities that are associated with Large-flowered Ground-cherry. Scores for natural community associations are: "significant" association (score=3), "moderate association" (score=2) or the species can be present but is only weakly associated with the community (score=1).

Natural communities	score
Northern Dry Forest--young seral	2
Northern Dry Forest--mid seral	2
Northern Dry Forest--late seral	2
Northern Dry Mesic--young seral	2
Northern Dry Mesic--mid seral	2
Northern Dry Mesic--late seral	2
Northern Mesic Forest--young seral	1
Northern Mesic Forest--early seral	1
Northern Mesic Forest--mid seral	1
Northern Mesic Forest--late seral	1
Floodplain Forest	2
Northern Sedge Meadow	1
Pine Barrens	2

Ecological landscapes

This table lists the ecological landscape association scores for Large-flowered Ground-cherry. The scores (3=High, 2=Moderate, 1=Low, 0=None) also correspond to the map.

Map of the Ecological Landscapes of Wisconsin.

Ecological landscape	score
Forest Transition	2
North Central Forest	2
Northeast Sands	2
Northern Highland	2
Northern Lake Michigan Coastal	2
Northwest Sands	3
Superior Coastal Plain	2

Species guidance

The Endangered Resources Program has developed avoidance measures and management guidelines for plants on the Natural Heritage Working List. These are a work in progress, and we welcome your suggestions and feedback. Sources used in developing this information can be found here.

Avoidance measures

These are specific actions designed to avoid "take" (mortality) of this species.

Avoid known individual plant locations and conduct operations elsewhere when they are least likely to cause damage. Ideally, this would involve frozen, snow-covered ground. However, in areas of the state where frozen conditions are unreliable, very dry soils late in the growing season might be the best available alternative. Consult with a biologist, if needed.
Avoid locating landings, staging areas, or access routes in open sandy areas dominated by native grasses.
Avoid broadcast spraying of herbicides; use care with spot spraying.

Management guidance

Management guidelines are additional considerations that may help maintain or enhance habitat for this species

This species requires disturbance, including soil disturbance, and will likely benefit from canopy openings
Prescribed burns and/or brushing may be beneficial (dependent on local site conditions).

Other resources

Links to additional Large-flowered Ground-cherry information

Photos

Click to view a larger version. Please considering donating a photo to the Natural Heritage Conservation Program for educational uses. Photo use

Support for Wisconsin's rare plant information has been provided by the Division of Forestry, the Endangered Resources Fund and the Wisconsin Rare Plant Preservation Fund. To donate, visit the Natural Resources Foundation of Wisconsin [exit DNR].

Last revised: Wednesday, May 05, 2021