Solanaceae - nightshade family

Gerald A. Mulligan
Research Scientist and Research Institute Director (retired) and presently Honorary Research Associate, Agriculture and Agri-Food Canada,
Ottawa, Ontario K1A 0C6, Canada

Awarded the George Lawson Medal by the Canadian Botanical Association in 2006.
Awarded the Faculty of Macdonald, McGill University, Most Distinguished Alumni Award on October 18, 2014.
Read his biography "The Real Weed Man" available in print and ebook.

Solanum dulcamara L., climbing nightshade, morelle douce-amère
Woody climber; flowers purple; throughout, except mid-west; hedges, wood openings, and waste places; introduced from Europe. Berries are mildly poisonous, but serious illness has occurred after large quantities were eaten.

Solanum ptychanthum Dunal, eastern black nightshade, morelle noire de l'Est
Annual, spreading by seeds; stems mostly sprawling to about 5 feet (15 dm); flowers white; throughout but common only in the east; cultivated fields, gardens, shores, thickets, roadsides and disturbed areas. Introduced from further south in the United States.
Text and photos of eastern black nightshade by Stephen J. Darbyshire

Click on a photo to view an enlarged image.
Weed Name Photo Weed Name Photo
climbing nightshade, morelle douce-amère
(in fruit)
climbing nightshade, morelle douce-amère
(fruit)
climbing nightshade, morelle douce-amère climbing nightshade, morelle douce-amère
(flowers)
eastern black nightshade, morelle noire de l'Est
(plant)
eastern black nightshade, morelle noire de l'Est
(flowers)
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