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

Whorled Milkweed, Narrowleaf Milkweed, Narrow-leaf Milkweed

Asclepias fascicularis

Synonyms: Asclepias fascicularis, Asclepias mexicana

Inflorescence of Mexican Whorled Milkweed, Narrowleaf Milkweed, Narrow-leaf Milkweed: Asclepias fascicularis (Synonyms: Asclepias fascicularis, Asclepias mexicana)

The photo above shows a close-up of the inflorescence and attractive flowers of narrow-leaf milkweed. Photographed along Catherine Creek several hundred meters downstream from the arch........July 7, 2006.

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In the Columbia River Gorge, it may be found between the elevations of 0'-1700' from just east of the White Salmon River eastwards to the mouth of the Deschutes River.

Inflorescence and upper stem leaves of Mexican Whorled Milkweed, Narrowleaf Milkweed, Narrow-leaf Milkweed: Asclepias fascicularis (Synonyms: Asclepias fascicularis, Asclepias mexicana)

The photo above shows a close-up of the inflorescence and narrow leaves of the upper stem of narrow-leaf milkweed. Photographed along Catherine Creek several hundred meters downstream from the arch........July 7, 2006.

Mexican Whorled Milkweed, Narrowleaf Milkweed, Narrow-leaf Milkweed: Asclepias fascicularis (Synonyms: Asclepias fascicularis, Asclepias mexicana)

Narrow-leaf milkweed in bloom on the low, cobbly shoreline of Pierce Island, Columbia Land Trust lands in the western Columbia River Gorge.......September 7, 2018.

Mexican Whorled Milkweed, Narrowleaf Milkweed, Narrow-leaf Milkweed: Asclepias fascicularis (Synonyms: Asclepias fascicularis, Asclepias mexicana)

Close-up of the inflorescence of narrow-leaf milkweed as seen on slopes high above Rowland Lake and the Labyrinth, Columbia River Gorge...........August 29, 2013.

Paul Slichter