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Klamath weed

American  

noun

  1. the St.-John's-wort, Hypericum perforatum.


Etymology

Origin of Klamath weed

1920–25, named after the Klamath River

Example Sentences

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See Examples For:

Land values declined accordingly, for the Klamath weed was considered to hold the first mortgage.

From "Silent Spring" by Rachel Carson

Within small areas the beetles accomplish their own dispersion, moving on as soon as the Klamath weed dies out and locating new stands with great precision.

From "Silent Spring" by Rachel Carson

Klamath weed, quite unlike such native plants as sagebrush, has no place in the ecology of the region, and no animals or other plants require its presence.

From "Silent Spring" by Rachel Carson

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