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fivewing spiderling

Scientific Name: Boerhavia intermedia

Family: Nyctaginaceae

Category: Dicot

Growth: Forb/herb

Duration: Annual

Other Names:

       

Boerhavia triquetra var. intermedia

Also known as Fivewing Spiderling, this plant belongs to the genus Boerhavia, commonly referred to as spiderlings or hogweeds.

Taxonomy and Nomenclature

  • Scientific Name: Boerhavia triquetra var. intermedia (M.E. Jones) Spellenb.
  • Common Name: Fivewing Spiderling
  • Rank: Variety
  • Family: Nyctaginaceae
  • Genus: Boerhavia
  • Synonyms:
    • Boerhavia intermedia M.E. Jones
    • Boerhavia erecta L. var. intermedia (M.E. Jones)
  • Basionym: Boerhavia triquetra var. intermedia (M.E. Jones) Spellenb.

Distribution and Habitat

  • Reported locations include Arizona and New Mexico.
  • It is considered native and naturalized in Yavapai County.
  • Also found in the United States

Morphological Characteristics and Growth Habits

  • Described as a forb/herb, a non-woody plant that is not a grass.
  • Can be an annual herb with a tapered taproot, either soft or woody.
  • Stems are usually erect or ascending, occasionally decumbent, and can be moderately or profusely branched.

Additional Information

  • The term "Spiderling" refers to the appearance of species that bear inflorescences.

Resources

  • Discover Life: Provides information on the biology, natural history, ecology, identification, and distribution of Boerhavia intermedia.
  • UA Herbarium and ASU Vascular Plant Herbarium.