Asclepias speciosa
Greek Milkweed, Showy Milkweed
Also known as: Asclepias douglasii Hook. +2 more
- Asclepias douglasii Hook.
- Asclepias giffordii Eastw.
- Asclepias longicornis Kellogg
Botanical Data
- Taxonomic Rank: Species
- Botanical Family: Apocynaceae
- WCVP Morphological Data: Recorded natively as a perennial.
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Originating in North America, Asclepias speciosa (commonly known as Greek milkweed or Showy Milkweed) is a herbaceous perennial belonging to the Apocynaceae family. Within its native range, this species is primarily associated with temperate conditions.
Macro Climate
Temperate
Plant Type
Herbaceous Perennial
Native Range
Continents (WGSRPD)
NORTHERN AMERICA
Regions (WGSRPD)
North-Central U.S.A., Northwestern U.S.A., South-Central U.S.A., Southwestern U.S.A., Western Canada
Botanical Countries (WGSRPD L3)
Alberta, Arizona, British Columbia, California, Colorado, Idaho, Iowa, Kansas, Manitoba, Minnesota, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oklahoma, Oregon, Saskatchewan, South Dakota, Texas, Utah, Washington, Wyoming
Introduced Range
An “Introduced” distribution indicates that the plant is recorded outside its native range in that region as a result of deliberate or accidental human introduction. Introduced records may include casual, naturalized or invasive populations, but do not include plants that are only cultivated or planted without self-sustaining populations.
Botanical Countries (Non-Native)
Baltic States, Greece, Illinois, Michigan, Missouri, Wisconsin