Tetraneuris ivesiana

Tetraneuris ivesiana is a North American species of flowering plant in the sunflower family, known by the common name Ives' fournerved daisy.[3] It grows in the southwestern United States, in Arizona, New Mexico, Utah, and Colorado.[4][5]

Tetraneuris ivesiana
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Tetraneuris
Species:
T. ivesiana
Binomial name
Tetraneuris ivesiana
Greene 1898
Synonyms[1][2]
Synonymy
  • Actinea leptoclada var. ivesiana (Greene) J.F. Macbr.
  • Hymenoxys acaulis var. ivesiana (Greene) K.F. Parker
  • Hymenoxys argentea var. ivesiana (Greene) Cronquist
  • Hymenoxys ivesiana (Greene) K.F. Parker
  • Tetraneuris intermedia Greene
  • Tetraneuris mancosensis A.Nelson
  • Tetraneuris pilosa Greene

T. ivesiana is a perennial herb up to 26 cm (10 in) tall. It forms a branching underground caudex sometimes producing as many as 30 above-ground stems. One plant can produce as many as 30 flower heads. Each head has 7–10 yellow ray flowers surrounding 40–150 yellow disc flowers.[6]

References
  1. The Plant List, Tetraneuris ivesiana
  2. Tropicos, Tetraneuris ivesiana
  3. USDA, NRCS (n.d.). "Tetraneuris ivesiana". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 9 December 2015.
  4. Biota of North America Program 2014 county distribution map
  5. SEINet Southwestern Biodiversity, Arizona chapter description, photos, distribution map
  6. Flora of North America, Tetraneuris ivesiana Greene, Pittonia. 3: 269. 1898.
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