bio.wikisort.org - Plant

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]

Tetraneuris
Tetraneuris acaulis in cultivation
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Subfamily:	Asteroideae
Tribe:	Helenieae
Subtribe:	Tetraneurinae
Genus:	Tetraneuris E.L.Greene 1898
Type species
Tetraneuris acaulis (DC.) E.L.Greene 1898
Synonyms[1]
Rydbergia Greene

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]

• 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[1]

see Hymenoxys

• Tetraneuris brandegeei - Hymenoxys brandegeei
• Tetraneuris grandiflora - Hymenoxys grandiflora

References

• Media related to Tetraneuris at Wikimedia Commons

На других языках

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- [en] Tetraneuris

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[es] Tetraneuris

Tetraneuris es un género de plantas fanerógamas perteneciente a la familia de las asteráceas. Comprende 42 especies descritas y de estas, solo 9 aceptadas.[1][2]

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