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graygreen thistle

Scientific Name: Cirsium canovirens

Family: Asteraceae

Category: Dicot

Growth: Forb/herb

Duration: Biennial, Perennial

Other Names:

       

Cirsium canovirens: Gray-Green Thistle

This plant, commonly known as Gray-Green Thistle, is a distinctive thistle species with a unique coloration.

Considerations for Pets

  • Thistles, in general, have sharp spines on their leaf margins.

Considerations for Children

  • Thistles, in general, have sharp spines on their leaf margins.

Taxonomy and Nomenclature

  • Scientific Name: Cirsium canovirens
  • Common Name: Gray-Green Thistle
  • Synonyms/Alternative Names: The text also references Cirsium cymosum var. canovirens, Cirsium cymosum, and Cirsium subniveum in relation to the Gray-Green Thistle.

Distribution and Habitat

  • The Gray-Green Thistle has been observed on gravelly slopes above the South Loop Road in the upper Rooster Comb, Steens Mountain Recreation Area.
  • It is also mentioned to be found in California.

Morphological Characteristics

  • The Gray-Green Thistle is an erect plant, usually with a single branched stem.
  • The stem tops are covered with gray or white felted hairs.
  • The lowest leaves are oval.
  • The overall plant appearance is gray-green.