[The Milkweed Family East of the Cascade Mountains of Oregon and Washington]

Showy Milkweed, Greek Milkweed

Asclepias speciosa

Synonym: Asclepias giffordii

Showy Milkweed, Greek Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii)

Showy Milkweed, Greek Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii) - Showy Milkweed, Greek Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii) - Showy Milkweed, Greek Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii)

Showy milkweed seen in a garden planting near the Little Spokane River, Spokane County, Washington.........July 2, 2017.

Flowers of Showy Milkweed, Greek Milkweed: Asclepias speciosa - Showy Milkweed, Greek Milkweed: Asclepias speciosa - Inflorescence of Showy Milkweed, Greek Milkweed: Asclepias speciosa

Close-up views of showy milkweed as seen along the Little Spokane River about three-quarters of a mile downstream from the Painted Rocks.........June 19, 2009.

Flower of Showy Milkweed, Greek Milkweed: Asclepias speciosa - Calyx of Showy Milkweed, Greek Milkweed: Asclepias speciosa

The photo at left shows a close-up sideview of a flower of showy milkweed as seen along the Klickitat-Yakima County line north of Glenwood, WA..........early June, 2006. The photo at right shows the underside of the fuzzy calyx lobes and petals of showy milkweed as seen at the same location on the same date.

Inflorescence of Showy Milkweed, Greek Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii) - Showy Milkweed, Greek Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii)

A nice massed planting of showy milkweed seen in a garden planting near the Little Spokane River, Spokane County, Washington.........June 24, 2015.

Showy Milkweed, Greek Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii) - Showy Milkweed, Greek Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii)

Showy milkweed blooming along the Stubblefield Lake Trail near South Pine Lake, Turnbull National Wildlife Refuge......July 4, 2018.

Inflorescence of Showy Milkweed, Greek Milkweed: Asclepias speciosa - Showy Milkweed, Greek Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii)

The photo at left shows part of the inflorescence of showy milkweed as seen along the Klickitat-Yakima County line north of Glenwood, WA..........early June, 2006. The photos on this page are currently all from the same time and location. Th photo at right shows showy milkweed in bloom in a garden setting on Missoula Flood sandbars above the Little Spokane River.......June 27, 2020.

Showy Milkweed, Greek Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii) - Dehiscing seed pods of Showy Milkweed, Greek Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii)

Showy milkweed pods releasing their seeds as seen along Sulphur Creek downstream from the boundary with the South Fork Crooked River Wilderness Study Area........October 25, 2015.

Caterpillar on Showy Milkweed, Greek Milkweed: Asclepias speciosa

A colorful caterpillar feeding on showy milkweed.

Paul Slichter