Wyethia helenioides

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Wyethia helenioides
Wyethia helenioides.jpg
Status TNC G5.svg
Secure  (NatureServe) [1]
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Wyethia
Species:
W. helenioides
Binomial name
Wyethia helenioides
(DC.) Nutt.   [2]
Synonyms [3]
  • Alarconia helenioidesDC.
  • Melarhiza inuloidesKellogg

Wyethia helenioides is a species of flowering plants in the family Asteraceae [4] commonly referred to as gray mule's ears or whitehead mule-ears.

Contents

Distribution

This species occurs chiefly in the California Coast Ranges, Transverse Ranges, Peninsular Ranges, and some areas of the Sierra Nevada foothills in California.

Description

Wyethia helenioides is a short, low growing golden-rayed wildflower, that resemble sunflowers. Typical understory associates in sunny clearings of mixed oak forests in coastal California include Mimulus aurantiacus and Calochortus luteus . [5]

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<i>Wyethia angustifolia</i> Species of flowering plant

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<i>Agnorhiza bolanderi</i> Species of flowering plant

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<i>Agnorhiza reticulata</i> Species of flowering plant

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<i>Agnorhiza elata</i> Species of flowering plant

Agnorhiza elata is a species of flowering plants known by the common name Hall's mule's ears. It is endemic to California, where it is known only from a section of the central Sierra Nevada foothills. It occurs primarily in a region stretching from Tuolumne County to Fresno County, but a few isolated populations have been found in Tulare County.

<i>Wyethia glabra</i> Species of flowering plant

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<i>Agnorhiza invenusta</i> Species of flowering plant

Agnorhiza invenusta is a species of flowering plant known by the common names Coville's mule's ears and rayless mule's ears. It is found only in California, where it grows in the Sierra Nevada foothills as in Fresno, Tulare, and Kern Counties.

<i>Wyethia longicaulis</i> Species of flowering plant

Wyethia longicaulis is a species of flowering plant in the family Asteraceae known by the common name Humboldt mule's ears. It is endemic to California, where it occurs in the North Coast Ranges and the Klamath Mountains. It grows in mountain and foothill habitat such as grassland and forests. It is a perennial herb growing from a tough taproot and caudex unit and producing a stem up to half a meter tall. It is hairless to hairy and glandular. The leaves have lance-shaped or oblong blades up to 20 centimeters long. They are glandular and have a waxy exudate that dries white. The inflorescence is usually a cluster of 2 to 4 flower heads, each with up to 10 yellow ray florets which may be up to 3 centimeters long. The fruit is an achene about a centimeter long, including its tiny pappus.

<i>Agnorhiza ovata</i> Species of flowering plant

Agnorhiza ovata is a species of flowering plant known by the common name southern mule's ears. It is native to the mountains and foothills of southern California and Baja California, occurring the Coast Ranges and Sierra Nevada foothills in Tulare, Kern, Ventura, Los Angeles, Orange, Riverside, and San Diego counties in California, with additional populations in the Peninsular Ranges south of the international border.

<i>Wyethia amplexicaulis</i> Species of flowering plant in the family Asteraceae

Wyethia amplexicaulis is a common herbaceous perennial plant from the northwestern United States called northern wyethia, northern mule ears, or black sunflower. Because of its tendency to grow together in dense colonies and its large, showy flowering heads it is a well known western wildflower that is often photographed. It is disliked by range managers because its leaves are not very palatable to large herbivores including livestock.

References

  1. NatureServe (6 December 2024). "Wyethia helenioides| NatureServe Explorer". NatureServe Explorer. Arlington, Virginia. Retrieved 23 December 2024.
  2. "Wyethia helenioides". Integrated Taxonomic Information System.
  3. "Wyethia helenioides Nutt. | Plants of the World Online | Kew Science". Plants of the World Online . Royal Botanic Gardens, Kew . Retrieved 23 December 2024.
  4. Jepson Manual. 1993
  5. C. Michael Hogan. 2008

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