swallow wort
Học thuậtThân thiện
Definition
Noun: 1. A perennial herb: "Swallow wort" refers to a type of herbaceous plant that lives for more than two years. It is characterized by having a branched woody stock (a persistent, somewhat woody base from which new growth emerges each season) and producing bright yellow flowers.
Usage Notes
- "Swallow wort" is a common name for specific plants, most notably (black swallow-wort) and (pale swallow-wort), which are considered invasive species in many regions.
- The name is also historically associated with plants in the genus .
- It is typically used in botanical, ecological, or gardening contexts.
Examples
- The meadow was overtaken by the invasive swallow wort, its bright yellow flowers disguising its harmful nature.
- Gardeners are advised to identify and remove swallow wort before it sets seed.
- The swallow wort's branched woody stock helps it survive the winter.
Advanced Usage
- The term is often part of compound names specifying the species, such as "black swallow wort" or "pale swallow wort."
Variants and Related Words
- Cynanchum (n): The botanical genus name for many plants commonly called swallow wort.
- Vincetoxicum (n): Another botanical genus name for plants historically referred to as swallow wort.
- Dogbane (n): A common name for plants in the family Apocynaceae, to which swallow worts belong.
Synonyms
- Cynanchum louiseae (n): The scientific name for black swallow-wort.
- Cynanchum rossicum (n): The scientific name for pale swallow-wort.
- Invasive vine (n): A descriptive term highlighting one of its key characteristics.
Noun
- perennial herb with branched woody stock and bright yellow flowers