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yellow marsh marigold

Scientific Name: Caltha palustris

Family: Ranunculaceae

Category: Dicot

Growth: Forb/herb

Duration: Perennial

Other Names: TN (marsh marigold)

       

Marsh Marigold (Caltha palustris)

Also commonly known as kingcup and cowslip, the marsh marigold is a cheerful sign of spring, bringing bright yellow color to wet areas.

Considerations for Pets

  • The entire plant, especially older parts, is noted to be potentially hazardous.

Taxonomy and Nomenclature

  • Scientific Name: Caltha palustris
  • Common Names: Marsh marigold, kingcup, cowslip, yellow marsh marigold, Mayflower, May blobs, Mollyblobs, Pollyblobs, Horse blobs, Water blobs, Yellow-Boots, Molly-Blobs, Horse-Blobs, Water-Blobs, Water- Bubbles
  • Family: Ranunculaceae (Buttercup Family)
  • Genus: Caltha L.
  • Species: Caltha palustris L.
  • Subspecies: Caltha palustris var. asarifolia
  • Synonyms: The text alludes to its historical association with the name "cowslip," though this term is more accurately applied to Primula veris.
  • French Name: Populage des marais

Distribution and Habitat

  • Native to North America and found throughout the Western Isles.
  • Thrives in moist woodlands, boggy areas, wetlands, pond margins, stream banks, and bog gardens.
  • Often recommended for bog and water gardens due to its preference for wet conditions.

Morphological Characteristics

  • Herbaceous perennial, typically reaching 2-3 feet in height (30-60 cm).
  • Succulent plant with glossy, heart- or kidney-shaped leaves.
  • Thick, hollow, branching stem.
  • Bright, shiny yellow, cup-shaped flowers, 2-5 cm in diameter, with 4-9 (mostly 5) sepals.
  • Rhizomatous growth habit.

Quirky Facts

  • The name "Caltha" is derived from the Greek word for goblet, reflecting the cup-like shape of the flower.
  • Marsh marigold has accumulated many folklore names, showing its historical significance and presence in many areas.

Ecological Role

  • Attracts frogs, dragonflies, birds, and other small animals.
  • One of the first signs of spring with its early blooms.

Interactions with Other Organisms

  • Attracts various animals to the environment.

Further Information

  • RHS (Royal Horticultural Society) provides information on Caltha palustris.