Tubular water-dropwort (Oenanthe fistulosa) is a herbaceous perennial plant that is native to the UK. It is found in a variety of wetland habitats, including ponds, lakes, rivers, and ditches. The plant has a hollow, ridged stem that can grow up to 1 m tall. The leaves are pinnate, with oval or lanceolate leaflets. The flowers are small and white, and they are arranged in umbels. Tubular water-dropwort flowers from June to September.
Tubular water-dropwort is a declining species in the UK, and it is now considered to be a Vulnerable species. The main threats to the plant are habitat loss, pollution, and the introduction of invasive species. Tubular water-dropwort is a protected species in the UK, and there are a number of conservation efforts underway to protect its remaining populations.
- The plant is also known as marsh water-dropwort, hollow-stemmed water-dropwort, and field water-dropwort.
- Tubular water-dropwort is a member of the carrot family (Apiaceae).
- The plant is a food source for some insects, including the damselfly Lestes sponsa.
- Tubular water-dropwort is a poisonous plant, and its consumption can cause vomiting, diarrhea, and other symptoms.