dcsimg

Tetraneuris

provided by wikipedia EN

Tetraneuris, commonly known as four-nerve daisy[2] or bitterweed, is a genus of North American plants in the sneezeweed tribe within the daisy family.[3][4]

The genus includes one annual, Tetraneuris linearifolia, with all the other species being perennials.

The name is of Greek origin, tetra, four and neuron, nerve, referring to the venation of the rays, which are three-lobed with the outer lobes themselves having an apparent vein down the middle.

Species[1][5][6][7]
formerly included[1]

see Hymenoxys

References

  1. ^ a b c Flann, C (ed) 2009+ Global Compositae Checklist Archived 2015-01-17 at archive.today
  2. ^ USDA, NRCS (n.d.). "Tetraneuris". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 9 December 2015.
  3. ^ Greene, Edward Lee. 1898. Pittonia 3(18A): 265–270 in English
  4. ^ Tropicos, Tetraneuris Greene
  5. ^ The Plant List search for Tetraneuris
  6. ^ Turner, B. L. 2013. The comps of Mexico. A systematic account of the family Asteraceae (chapter 11: tribe Helenieae). Phytologia Memoirs 16: 1–100
  7. ^ Biota of North America Program 2013 county distribution maps
 title=
license
cc-by-sa-3.0
copyright
Wikipedia authors and editors
original
visit source
partner site
wikipedia EN

Tetraneuris: Brief Summary

provided by wikipedia EN

Tetraneuris, commonly known as four-nerve daisy or bitterweed, is a genus of North American plants in the sneezeweed tribe within the daisy family.

The genus includes one annual, Tetraneuris linearifolia, with all the other species being perennials.

The name is of Greek origin, tetra, four and neuron, nerve, referring to the venation of the rays, which are three-lobed with the outer lobes themselves having an apparent vein down the middle.

Species Tetraneuris acaulis - western Canada, western USA, northern Mexico Tetraneuris argentea - Arizona New Mexico Tetraneuris herbacea - Ontario Michigan Ohio Illinois Tetraneuris ivesiana - Utah Colorado New Mexico Arizona Tetraneuris linearifolia - Tamaulipas, Coahuila, Nuevo León, Kansas Oklahoma Texas New Mexico Tetraneuris scaposa - Chihuahua, Tamaulipas, Coahuila, Nuevo León, San Luis Potosí, Zacatecas, Nebraska Kansas Oklahoma Texas Colorado New Mexico Tetraneuris torreyana - Arizona New Mexico Utah Colorado Wyoming Montana Tetraneuris turneri - Coahuila, Texas Tetraneuris verdiensis - Arizona formerly included

see Hymenoxys

Tetraneuris brandegeei - Hymenoxys brandegeei Tetraneuris grandiflora - Hymenoxys grandiflora
license
cc-by-sa-3.0
copyright
Wikipedia authors and editors
original
visit source
partner site
wikipedia EN