UW Burke Herbarium species comparison

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Solanum americanum

American black nightshade
Habit Annual to subshrub, 3-8 dm. in height, hairs not present or short, occasionally appressed or curved, nonglandular.
Flowers

Inflorescence umbel or raceme-like;

calyx 1-2 mm. long, lobes in fruit recurved;

corolla 3-6 mm. wide, deeply lobed, white;

anthers 1.4-2.2 mm. long;

style 2.5-4 mm. long.
Fruits

Berries 5-8 mm. in diameter, black or green;

seeds are 1-1.5 mm. long.

Solanum americanum
Flowering time July-September
Habitat Disturbed open areas, roadsides, waste ground.
Distribution
Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east along the southern border of the U.S. to the Atlantic Coast.
[WildflowerSearch map]
[BONAP county map]
Origin Introduced from Europe
Conservation status Not of concern
Sibling taxa
S. carolinense, S. dulcamara, S. elaeagnifolium, S. lycopersicum, S. nigrum, S. physalifolium, S. rostratum, S. triflorum, S. tuberosum
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in UW Burke Herbarium yet, or it's listed under a synonym.)

Choose a data source: Flora of North America, OregonFlora, UW Burke Herbarium

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