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.
Range:
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.
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The photo at left 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. The photo at left shows a mature seed pod plus some winged seeds of narrow-leaf milkweed as observed along the western end of the Mark O. Hatfield Trail just east of Hood River, OR......September 21, 2019..
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.
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