Definition

Noun: 1. A poisonous perennial vine: A woody, climbing plant (Solanum dulcamara) native to Europe and Asia, but now widespread as a weed in North America. It is characterized by violet or purple star-shaped flowers and clusters of oval berries that change from green to yellow to a bright coral-red.

Usage Examples

• The fence line was covered in bittersweet nightshade, its red berries standing out against the green leaves.
• While attractive, bittersweet nightshade is toxic to humans and livestock if ingested.
• Botanists identified the climbing vine as bittersweet nightshade, a member of the potato family.

Advanced Usage

• In botanical contexts: The name "dulcamara" for this species comes from Latin, meaning "bittersweet," referring to the taste of the stems, which are initially bitter then sweet.
• In ecological writing: It is often described as an invasive species or a noxious weed in regions where it is not native, due to its ability to spread rapidly and dominate habitats.

Variants and Related Words

• Common Names: Climbing nightshade, woody nightshade, deadly nightshade (note: "deadly nightshade" typically refers to , a different, more toxic plant, but is sometimes incorrectly used for ).
• Scientific Name: .
• Bittersweet (adj): Pleasure alloyed with pain. (This is a separate, unrelated word that shares the first part of the compound name).

Synonyms

• Woody nightshade
• Climbing nightshade
• (scientific name)

Related Phrases & Context

• "Member of the Solanaceae family": This phrase is used to classify bittersweet nightshade alongside other plants like potatoes, tomatoes, tobacco, and belladonna.
• "Toxic berry": A common descriptor used in warnings about the plant, as the attractive berries pose a poisoning risk, especially to children.

Noun

1. poisonous perennial Old World vine having violet flowers and oval coral-red berries; widespread weed in North America