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Tetraneuris ivesiana
Also called Bitterweed, Ives' Four Nerve Daisy, Ives' Four Nerved Daisy
Tetraneuris ivesiana is a North American species of flowering plant in the sunflower family, known by the common name Ives' fournerved daisy. It grows in the southwestern United States, in Arizona, New Mexico, Utah, and Colorado.
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.
Stemless four-nerve daisy · Perkysue · Eastern fournerved daisy · Fineleaf fournerved daisy · Stemmy four-nerve daisy · Torrey's four-nerve daisy · Turner's four-nerve daisy · Verde four-nerve daisy · Four-nerve daisy
Text excerpted from the Wikipedia article Tetraneuris ivesiana by its contributors, under CC BY-SA 4.0; the excerpts are shared under the same licence.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.
