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Silver-leaf nightshade

Also known as: white horse-nettle

Solanum elaeagnifolium Cav.

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Silver-leaf nightshade
Silver-leaf nightshade leaf
Silver-leaf nightshade flower
Silver-leaf nightshade fruit
Silver-leaf nightshade
Silver-leaf nightshade
Silver-leaf nightshade flowers
Silver-leaf nightshade leaves
Silver-leaf nightshade prickles
Silver-leaf nightshade

Morphology

Stem
Erect, simple or branched, densely stellate-canescent, prickles to .16 inch.
Leaves
Petiole .4 to 1.2 inch; blade linear to oblong or oblong-lanceolate, 1.2 to 6 inches long, .5 to 1.2 inch wide, margins entire to undulate or shallowly sinuate, densely silvery-white stellate-canescent.
Inflorescence
Terminal or axillary, racemes or flowers solitary, (1-)3-7-flowered.
Flower
Calyx .28 to .5 inch, 5-lobed, lobes linear-lanceolate; corolla blue to purplish blue, rarely white, .6 to 1.4 inch wide, lobes 5, deltate, spreading, .3 to .6 inch; stamens 5, erect; anthers yellow, .25 to .35 inch.
Fruit
Berries yellow or red, eventually turning black, .4 to .6 inch diam., lower 1/2 covered by prickly or prickle-less calyx; prickles to .08 inch; seeds brown, ovate to oblong, .12 to .2 inch, smooth.

Ecology

Habitat
Rocky mixed-grass and shortgrass prairies, roadsides, pastures, stream valleys, and waste ground.
Distribution
Statewide

Practical Information

Toxicity
Many species of Solanum are poisonous to livestock, either when fresh or when dried. Symptoms of nightshade poisoning include drowsiness, salivation, trembling, progressive weakness or paralysis, prostration, and unconsciousness. Poisoning may or may not be fatal.

Additional Notes

Comments

These plants are sometimes grown in flower gardens due to their striking display of silvery-white foliage, bluish-purple corollas, golden anthers, and multi-colored fruits. The specific epithet elaeagnifolium alludes to the similarity of the leaves to those of some species of Elaeagnus.

Quick Facts
Plant Type
Wildflower
Family
Solanaceae - Nightshade Family
Life Span
Perennial
Height
4-40 inches
Origin
Native
Last Updated
2014-01-18
Color Groups
Blue, Purple, Lavender & Violet Wildflowers
Flowering Period
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Blooms: May, June, July, August, September