swallow-wort

A gardener carefully removes a swallow-wort plant from the vegetable patch.

Definition

1. Noun:
   • A plant of the genus Cynanchum (family Apocynaceae): "swallow-wort" refers to any of several climbing or trailing plants, often with milky sap and small, star-shaped flowers. They are sometimes called "dog-strangling vine" or "vincetoxicum."
   • A plant of the genus Chelidonium (family Papaveraceae): "swallow-wort" can also refer to the greater celandine (Chelidonium majus), a herbaceous plant with yellow flowers and orange sap, historically used in herbal medicine.

Usage Examples

• Noun:
  • The swallow-wort in the garden has delicate purple flowers that attract butterflies. (A climbing plant of the genus Cynanchum with ornamental value.)
  • In traditional medicine, swallow-wort was used to treat warts and skin conditions. (Referring to greater celandine, Chelidonium majus.)

Advanced Usage

• "Swallow-wort" as a common name: This term is ambiguous, as it applies to two distinct plant groups. Botanists often specify the genus to avoid confusion.
  • The swallow-wort found in North American fields is an invasive species, while the European swallow-wort is a medicinal herb. (Highlighting the difference between Cynanchum and Chelidonium.)

Variants and Related Words

• Swallow-wort family: a colloquial grouping that may include plants from both and families.
  • The swallow-wort family includes both the climbing vines and the celandines. (A non-scientific term for common usage.)

Synonyms

• Greater celandine: for .
• Dog-strangling vine: for or (invasive species).
• Vincetoxicum: a former genus name for some species.

Related Idioms

• No common idioms directly involve "swallow-wort," but the plant's name may appear in folk sayings about its medicinal uses.
  • "As bitter as swallow-wort" (a rare expression referring to the plant's acrid taste).