Definition

Noun: * A highly poisonous European perennial plant (Oenanthe crocata) characterized by tuberous roots, yellow sap that can stain skin, and clusters of yellow flowers, with foliage that resembles that of celery.

Usage

• The term is used specifically to identify this particular toxic plant species. It is a formal botanical name.
• It is most commonly encountered in contexts related to botany, toxicology, foraging safety, and descriptions of natural habitats.
• Example: "Foragers must be able to distinguish edible wild celery from the deadly hemlock water dropwort, as a mistake can be fatal."

Advanced Usage

• The plant's extreme toxicity is a defining characteristic often emphasized. All parts of the plant, especially the roots, contain powerful neurotoxins.
• Example: "The investigation concluded that the cattle poisoning was caused by ingesting hemlock water dropwort that grew along the stream bank."

Variants and Related Words

• Hemlock: A common name for several different poisonous plants, notably (poison hemlock) and (the coniferous tree). While both "hemlock" and "hemlock water dropwort" are poisonous, they are different species.
• Dropwort: A name applied to several plants in the and genera. "Hemlock water dropwort" specifies the most toxic variety.
• Poisonous parsley: An informal name sometimes used due to the plant's appearance.
• Dead man's fingers: A macabre folk name for the plant's tuberous roots.

Synonyms

• Dead tongue (regional/folk name)
• Five-fingered root (regional/folk name, referring to the root structure)

Important Note

There are no phrasal verbs or idioms associated with this term, as it is a specific botanical noun. Its usage is strictly literal and technical.

Noun

1. European poisonous herb having tuberous roots, yellow juice that stains the skin, yellow flowers and foliage resembling celery; all parts extremely poisonous