Grindelia oolepis

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Grindelia oolepis
Scientific classification
G. oolepis
Binomial name
Grindelia oolepis
S.F.Blake 1928

Grindelia oölepis S.F.Blake

Grindelia oolepis, the plains gumweed,[2] is a North American species of flowering plants in the daisy family It is native to the south-central United States, having been found only in the State of Texas.[3]

Grindelia oolepis grows in black clay soils. It is a perennial herb up to 70 cm (28 in) tall. The plant usually produces only one flower head per stem. Each numerous disc flowers but no ray flowers.[1]

Some authors spell the epithet as oölepis, with two dots over the second o to indicate that each o is to be pronounced in a separate syllable. The dots are optional; either spelling is equally correct.[4]


  1. ^ a b Flora of North America, Grindelia oölepis S. F. Blake, 1928
  2. ^ "Grindelia oolepis". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 18 July 2015.
  3. ^ Biota of North America Program 2014 county distribution map
  4. ^ International Code of Nomenclature for algae, fungi, and plants (Melbourne Code) section 60.6