Tetraneuris linearifolia

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Tetraneuris linearifolia
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Genus:
Tetraneuris
Species:
T. linearifolia
Binomial name
Tetraneuris linearifolia
(Hook.) Greene 1898
Synonyms[1]
Synonymy

Tetraneuris linearifolia is a North American species of plants in the sunflower family, known by the common name fineleaf fournerved daisy.[2] It grows in the south-central United States (Kansas, Oklahoma, Texas, New Mexico) and northern Mexico (Coahuila, Nuevo León, Tamaulipas).[3][4][5]

Tetraneuris linearifolia is an annual herb up to 50 cm (20 in) tall. It forms a branching underground caudex sometimes producing as many as 10 above-ground stems. One plant can produce as many as 80 flower heads. Each head has 9–25 yellow ray flowers surrounding 50-200 yellow disc flowers.[6][7]

References[]

  1. ^ The Plant List, Tetraneuris scaposa (DC.) Greene
  2. ^ "Tetraneuris linearifolia". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 9 December 2015.
  3. ^ Biota of North America Program 2014 county distribution map
  4. ^ Turner, B. L. 2013. The comps of Mexico. A systematic account of the family Asteraceae (chapter 11: tribe Helenieae). Phytologia Memoirs 16: 1–100
  5. ^ SEINet Southwestern Biodiversity, Arizona chapter description, photos, distribution map
  6. ^ Flora of North America, Tetraneuris linearifolia (Hooker) Greene, Pittonia. 3: 269. 1898.
  7. ^ Hooker, William Jackson. 1837. Icones Plantarum 2: plate 146 + subsequent unnumbered text page full-page line drawing of Tetraneuris linearifolia (as Hymenoxys linearifolia), description in Latin, commentary and figure captions in English

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