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Whorled Milkweed - Asclepias verticillata


Family: Apocynaceae - Dogbane family Genus Common Name: Milkweed Native Status: NativeDicot Perennial Herb
Asclepias verticillata - Whorled Milkweed. Asclepias verticillata has the typical milkweed blossom shape, but has very narrow leaves in whorls of 3 to 6 up the stem. The plant is normally erect; this specimen was hanging horizontally over a road bank.

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Asclepias verticillata

Distribution of Asclepias verticillata in the United States and Canada:
USDA Plants Distribution Map temporarily unavailable.
Blue=Native; Grey=Introduced

Map from USDA Plants Database:
USDA, NRCS. 2017. The PLANTS Database (http://plants.usda.gov, 25 Jun 2017). National Plant Data Team, Greensboro, NC 27401-4901 USA.

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Site: Gordon County, GA Date: 2009-August-16Photographer: Gerald C Williamson
Nikon D60
1/200f/8 ISO200
Tamron SP 90MM f/2.8 AF Macro
90mm (135 equiv)
Asclepias verticillata has the typical milkweed blossom shape
Asclepias verticillata

Site: Gordon County, GA Date: 2009-August-16Photographer: Gerald C Williamson
Nikon D60
1/200f/8 ISO200
Tamron SP 90MM f/2.8 AF Macro
90mm (135 equiv)
Whorled milkweed has the typical flower clusters at the end of the stem, but unlike most milkweeds, has very narrow leaves, usually less than .1" wide. The leaves are in whorls of 3 to 6 all the way up the stem. It is usually vertical; this specimen was hanging over a roadbank.
Click on the photo for a larger image
Asclepias verticillata

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All content except USDA Plants Database map Copyright Gerald C. Williamson 2017
Photographs Copyright owned by the named photographer