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dwarf milkweed

Scientific Name: Asclepias involucrata

Family: Asclepiadaceae

Category: Dicot

Growth: Subshrub, Forb/herb

Duration: Perennial

Other Names:

       

Dwarf Milkweed (Asclepias spp.)

Dwarf Milkweed refers to several species within the Asclepias genus, including Asclepias ovalifolia and Asclepias involucrata. These plants are known for their importance to pollinators and their distinctive milky sap.

Considerations for Pets

  • Stems contain a milky sap.

Considerations for Children

  • Stems contain a milky sap.

Common Names

  • Dwarf Milkweed
  • Oval Leaf Milkweed
  • Low Milkweed

Scientific Names

  • Asclepias ovalifolia
  • Asclepias involucrata
  • Asclepias pumila
  • Asclepias macrosperma

Taxonomy and Nomenclature

  • Family: Asclepiadaceae (Milkweed Family)
  • Genus: Asclepias
  • Synonyms: Asclepias involucrata is listed as a synonym for Asclepias macrosperma in some sources. Asclepias macrosperma also lists Asclepias involucrata as a synonym.

Distribution and Habitat

  • Asclepias involucrata is found in the American Southwest.
  • Asclepias ovalifolia is native to Illinois and Minnesota and is considered a rare prairie plant.
  • Grows in sand to clay soils.
  • Prefers full sun to part sun.
  • Grows in oak-pine barrens.

Morphological Characteristics and Growth Habits

  • Slender perennial forb, typically 20-60 cm tall.
  • Stems can be spreading or erect and 1 to 2.5 inches high.
  • Leaves are opposite and on short petioles, usually limited to 4-6 pairs.
  • Flowers are white to green, fragrant.
  • Perennial herbs from rootstocks.

Interactions with Other Organisms

  • Attracts many insects with its strong fragrance; however, only larger insects like butterflies and bees are effective pollinators.
  • Host/nectar plant for monarchs.

Further Information

  • ARKive (Note: Check if this resource is still available and relevant).
  • Endangered Resces Program (Note: Check the spelling and validity of this resource).
  • Dave's Garden
  • Virtual Museum of Canada