water dropwort
noun
Definitions
Oenanthe, a genus of plants in the family Apiaceae that grows in moist soils or in water, one species of which (Oenanthe javanica) is used in cuisines throughout eastern Asia, others of which are extremely poisonous.
Oxypolis, a genus of plants in the family Apiaceae
Tiedemannia, a genus of plants in the family Apiaceae