Calflora: Solanum americanum

Solanum americanum Miller

American black nightshade, Small flowered Nightshade, common nightshade, white nightshade

Solanum americanum, a dicot, is an annual or perennial herb that is native to California and is also found elsewhere in North America and beyond.

Communities:	weed, species characteristic of disturbed places, wetland-riparian
Habitat:	disturbed [Walker]
Wetlands:	Equally likely to occur in wetlands or non wetlands [U.S. Fish & Wildlife Service.]
Toxicity:	MAJOR [California Poison Control System 2010]
Elevation:	between 0 and 3280 feet
Family:	SOLANACEAE
Related:	See a list of other species in the genus Solanum found in California.

Name Status:

Accepted by TJM2 + PLANTS + JM93

Other Names:
(according to)

PLANTS:	Solanum americanum var. nodiflorum
PLANTS:	Solanum nodiflorum
PLANTS:	Solanum nigrum var. virginicum
PLANTS:	Solanum nigrum var. americanum
PLANTS:	Solanum linnaeanum
PLANTS:	Solanum hermannii
PLANTS:	Solanum fistulosum
PLANTS:	Solanum caribaeum
PLANTS:	Solanum americanum var. patulum
PLANTS:	Solanum sodomeum

Plant
Characteristics
+ Associated
Organisms

Bloom Period

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Observation

Observation Hotline
including observations with photos

Distribution by County:

See a detailed Distribution Grid of this plant in California.

A shaded county indicates that there are ocurrence records of this plant within the county.

Hover the mouse over the map to see county names. Click to view records from that county.

	There are specimen records from this county in an herbarium.
	There are documented records, vouchered or confirmed by an expert.
	There are reported records.
	There are reported records available indirectly (eg. in botanical literature).

Records by County, with approximate record counts in the form: TOTAL / CCH. Click county name to view records.

Alameda: 23 / 12 CCH Alpine: 2 / 1 CCH Amador: 3 / 3 CCH Butte: 34 / 32 CCH Contra Costa: 7 / 4 CCH Colusa: 3 / 3 CCH Del Norte: 2 / 2 CCH El Dorado: 4 / 3 CCH Fresno: 4 / 4 CCH Glenn: 2 / 0 CCH Humboldt: 21 / 20 CCH Inyo: 19 / 18 CCH Kings: 1 / 1 CCH Kern: 17 / 11 CCH Lake: 1 / 1 CCH Los Angeles: 74 / 59 CCH Madera: 1 / 1 CCH Mendocino: 16 / 8 CCH Merced: 5 / 2 CCH Monterey: 16 / 12 CCH Mariposa: 3 / 0 CCH Marin: 21 / 4 CCH Napa: 8 / 5 CCH Nevada: 1 / 0 CCH Orange: 28 / 22 CCH Riverside: 35 / 31 CCH Sacramento: 22 / 15 CCH Santa Barbara: 21 / 18 CCH San Bernardino: 40 / 38 CCH San Benito: 3 / 0 CCH Santa Clara: 12 / 11 CCH Santa Cruz: 14 / 9 CCH San Diego: 114 / 108 CCH San Francisco: 16 / 12 CCH Shasta: 1 / 0 CCH Siskiyou: 2 / 2 CCH San Joaquin: 9 / 7 CCH San Luis Obispo: 21 / 16 CCH San Mateo: 17 / 8 CCH Solano: 8 / 5 CCH Sonoma: 19 / 5 CCH Stanislaus: 3 / 3 CCH Sutter: 3 / 3 CCH Tehama: 3 / 3 CCH Tulare: 3 / 2 CCH Tuolumne: 4 / 3 CCH Ventura: 40 / 36 CCH Yolo: 3 / 2 CCH Yuba: 3 / 3 CCH

CCH: records provided by the participants of the Consortium of California Herbaria.

Information about Solanum americanum from other sources:

Photos on Picasa / Flickr / Google Images
website references on Google
USDA PLANTS Profile (SOAM)
Nursery availability and horticultural info (what grows with this plant?) on CNPLX
2012 Jepson Manual Treament from the Jepson Herbarium,
University of California, Berkeley
Original Publication citation. on the International Plants Names Index
Search efloras.org (Flora of North America)
Search the Lady Bird Johnson Wildflower Center Native Plant Database