swamp milkweed

American  

noun

1. a coarse milkweed, Asclepias incarnata, growing in swampy places from eastern North America to Colorado, having ball-like clusters of rose-purple flowers.

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Etymology

Origin of swamp milkweed

An Americanism dating back to 1855–60

Example Sentences

Or the swamp milkweed that Monarch butterflies feasted upon before laying their eggs.

From New York Times

Leventry recommends planting golden alexander and swamp milkweed for the instant gratification of watching the caterpillars they attract.

From Washington Post

In the study, areas where they planted a mix of native swamp milkweed and other wildflowers saw an increase in monarch eggs compared to areas planted with just milkweed.

From Salon

“The common milkweed is what we see here, which has the big, giant pods – that’s the fruit of the plant. The other one would be the swamp milkweed,” he said.

From Washington Times

“We use three varieties - common milkweed, butterfly milkweed and swamp milkweed. Of the three, swamp milkweed seems to attract the most monarchs.”

From Washington Times