Solanaceae
Potato Family
8 genera
26 species
5 subspecies and varieties
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Atropa belladonnabelladonna, deadly nightshade
Origin: Introduced
Datura innoxiaangel's-trumpet
Origin: Introduced
Datura stramoniumjimsonweed
Distribution: Scattered localities in eastern Washington; widely distributed throughout North America.
Habitat: Waste places and roadsides, often in dry soil.
Origin: Introduced
Flowers: June-August
Datura wrightiisacred thorn apple, jimson weed
Distribution: Scattered locations across Washington; California east across the U.S. to New England.
Habitat: Disturbed, dry, open areas, roadsides, and waste places.
Origin: Introduced from Mexico
Flowers: June-August
Hyoscyamus nigerhog's bean, black henbane
Distribution: Scattered localities on both sides of the Cascades in Washington; widely distributed throughout uNorth America from Alberta to Nevada, east to central and northeastern North America.
Habitat: Roadsides and waste places.
Origin: Introduced from Europe
Flowers: May-August
Lycium barbarummatrimony-vine
Distribution: Chiefly east of the Cascades in Washington; widely distributed throughout North America.
Habitat: Disturbed ground.
Origin: Introduced from Eurasia
Flowers: June-September
Lycium chinenseChinese wolfberry
Origin: Introduced
Nicandra physalodesapple of Peru
Origin: Introduced
Nicotiana acuminatamanyflower
Origin: Introduced
Flowers: August - October
var. multiflora – wild tobacco
Nicotiana alata
Origin: Introduced
Nicotiana attenuatacoyote tobacco
Distribution: Wholly east of the Cascades, southern British Columbia south to California, east to Idaho and Texas.
Habitat: Dry, open plance, especially dry, sandy bottom lands.
Origin: Native
Flowers: June - September
Nicotiana sylvestris
Origin: Introduced
Physalis grisealow hairy ground cherry, strawberry-tomato
Origin: Introduced from eastern North America
Flowers: July - September
Physalis heterophyllaground cherry
Origin: Introduced
Physalis longifoliaground-cherry, long-leaved ground-cherry, wild tomatillo
Distribution: Occurring chiefly east of the Cascades in Washington; occurring throughout much of North America.
Habitat: Weed of cultivated fields and waste places.
Origin: Introduced
Flowers: June-September
Physalis philadelphicatomatillo
Distribution: In scattered localities in lowland western Washington; occurring across much of North America.
Habitat: Disturbed areas at low elevations near towns and cities.
Origin: Introduced from Mexico
Flowers: June-September
Solanum americanumAmerican black nightshade
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to California, east along the southern border of the U.S. to the Atlantic Coast.
Habitat: Disturbed open areas, roadsides, waste ground.
Origin: Introduced from Europe
Flowers: July-September
Solanum carolinensehorse nettle
Origin: Introduced
Solanum dulcamarafelonwort, bittersweet nightshade, climbing nightshade
Distribution: Widely distributed throughout Washington; widely distributed throughout North America.
Habitat: Thickets, clearings and open woods, usually in moist soil
Origin: Introduced from Eurasia
Flowers: May-September
Solanum elaeagnifoliumwhite horse nettle, silver-leaf nightshade
Origin: Introduced from Mexico and eastern United States
Solanum lycopersicumtomato
Distribution: Known from scattered locations in Whatcom and King counties in Washington; likely escaping as occasional waif anywhere where cultivated in North America.
Habitat: Sunny, moist, open, disturbed areas.
Origin: Introduced
Flowers: May-October
Solanum nigrumEuropean black nightshade
Distribution: Occurring in scattered locations on both sides of the Cascades crest in Washington; widely distributed throughout North America.
Habitat: Fields, roadsides and other disturbed sites, especially in moister areas; often in urban and suburban areas.
Origin: Introduced from Europe
Flowers: July-November
Solanum physalifoliumhairy nightshade
Origin: Introduced
var. nitidibaccatum – ground-cherry nightshade
Solanum rostratumbuffalo bur, horned nightshade
Distribution: Widely distributed throughout Washington, where it is considered a noxious weed; widely distributed throughout North America.
Habitat: Roadsides and other disturbed areas, often where dry.
Origin: Introduced from central US
Flowers: June-September
Solanum triflorumcut-leaf nightshade
Distribution: East of the Cascades in Washington; widespread throughout North America, except eastern U.S.
Habitat: Weedy native in fields and roadsides, often in undisturbed sites at low to moderate elevations.
Origin: Introduced
Flowers: July-August
Solanum tuberosumirish potato
Origin: Introduced from Europe