[The Milkweed Family in the Columbia River Gorge of Oregon and Washington]
Greek Milkweed, Showy Milkweed

Asclepias speciosa

Synonym: Asclepias giffordii

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

The photo above 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.
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Close-up sideview of a flower of Greek Milkweed, Showy Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii)

The photo above 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.

Close-up of the calyx of Greek Milkweed, Showy Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii)

The photo above shows the underside of the fuzzy calyx lobes and petals of showy milkweed as seen along the Klickitat-Yakima County line north of Glenwood, WA..................early June, 2006.

Caterpillar munching on Greek Milkweed, Showy Milkweed: Asclepias speciosa (Synonym: Asclepias giffordii)

A colorful caterpillar feeding on showy milkweed.
Paul Slichter