Curly-cup gumweed (Grindelia squarrosa)

Grindelia squarrosa

Summary 2

Grindelia squarrosa (curly-top gumweed or curly-cup gumweed) is a small North American biennial or short-lived perennial plant which grows to a height of 90 cm (appx. 3 ft) and bears yellow flowers from June to September. It was used by Great Plains Tribes as a medicinal herb.

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  1. (c) Dan Mullen, some rights reserved (CC BY-NC-ND),
  2. (c) Wikipedia, some rights reserved (CC BY-SA),

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