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Rocky Mountain pond-lily

Scientific Name: Nuphar lutea ssp. polysepala

Family: Nymphaeaceae

Category: Dicot

Growth: Forb/herb

Duration: Perennial

Other Names:

       

Rocky Mountain Pond-Lily (Nuphar lutea subsp. polysepala)

Considerations for Pets

  • This plant is aquatic.

Considerations for Children

  • This plant is aquatic.

Synonyms and Nomenclature

  • Scientific Name: Nuphar lutea (L.) Sm. subsp. polysepala (Engelm.) E.O. Beal
  • Synonyms:
    • Nuphar polysepala Engelm. (Engelm.) E.O. Beal
    • Nuphar polysepalum (orth. err.)
  • Common Names: Rocky Mountain pond-lily, Pond lily, Spatterdock, Wakas, Yellow Pond Lily, Yellow Water, Yellow Cow-lily, Great Pond-lily, Rocky Mountain Cow-lily.

Taxonomy

  • Kingdom: Not specified in text.
  • Family: Nymphaeaceae (Water-lily family)
  • Rank: Subspecies

Distribution and Habitat

  • Native to the Rocky Mountains and all states westward, north to the Yukon, Northwest Territories, and Alaska.
  • Found in shallow lakes and ponds.
  • Common in the Falls River area around the southwest corner of Yellowstone.

Morphological Characteristics and Growth Habits

  • A perennial herb that is aquatic.
  • Flowers from June to August, with seeds ripening from August to September.
  • Features floating, heart-shaped leaves and flowers held on scapes.
  • Flowers are yellow.
  • Hardy to zone (UK) 4.

Ecological Role

  • Important for ecosystems providing habitat for elk, deer, moose, duck, bear, and other wildlife.

Quirky Facts

  • In Rocky Mountain National Park, some lakes, like Chickadee Pond, are known for their "propensity of pond lilies."

Additional Information

  • Found in locations such as Yellowstone National Park, Rocky Mountain National Park (Lily Lake, Nymph Lake).
  • Reference: E-Flora BC - Rocky Mountain Pond Lily.
  • Symbol: NULUP.
  • Native American name is noted, but not provided in the text.