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Caltha novae-zelandiae

Scientific Name: Caltha novae-zelandiae

Family: Ranunculaceae

Category: Dicot

Growth:

Duration:

Other Names:

       

Caltha novae-zelandiae: New Zealand Marsh Marigold

Caltha novae-zelandiae, commonly known as New Zealand marsh marigold or yellow caltha, is a small perennial herbaceous plant.

Considerations for Pets

  • This plant is a rhizomatous perennial, possessing a stout rhizome.

Taxonomy and Nomenclature

  • Scientific Name: Caltha novae-zelandiae Hook.f.
  • Common Names: New Zealand marsh marigold, yellow caltha
  • Family: Ranunculaceae
  • Genus: Caltha (containing approximately 10-25 species)
  • Synonyms: Psychrophila novae-zelandiae (Hook.f.) W.A.Weber
  • Note: There are some discrepancies in spelling of the specific epithet, with both "novae-zelandiae" and "novae-zeelandiae" appearing in the literature.

Morphological Characteristics

  • Typically 3-5 cm in height.
  • Leaves are spade-shaped, slightly longer than wide, with a rounded apex.
  • Glabrous perennial up to 18 cm tall, usually less.
  • Possesses a stout rhizome.
  • Leaves are radical and clustered.
  • Petioles are slender, grooved, and up to 10 cm long, expanding into a membranous sheath.