Helianthella uniflora

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Helianthella uniflora
Helianthella uniflora (5384590185).jpg
Status TNC G5.svg
Secure  (NatureServe)
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Helianthella
Species:
H. uniflora
Binomial name
Helianthella uniflora
(Nutt.) Torr. & A.Gray 1842
Synonyms [1]
  • Helianthus uniflorusNutt. 1834
  • Leighia uniflora(Nutt.) Nutt.
  • Helianthella douglasiiTorr. & A.Gray

Helianthella uniflora, the oneflower helianthella, [2] is a North American plant species in the family Asteraceae. It grows in the western United States and western Canada. It has been found from British Columbia south as far as northern Arizona and northern New Mexico. [3] [4]

Helianthella uniflora is a herbaceous plant up to 120 cm (3.9 ft) tall. Leaves are up to 25 cm (9.8 in) long, each with 3 prominent veins running the length of the leaf. The plant usually produces only one yellow flower head per stem, though sometimes 2 or 3, the heads not nodding (hanging). Each head contains 11-21 bright yellow ray flowers surrounding numerous yellow disc flowers. [5]

Related Research Articles

<i>Helianthella</i> Genus of flowering plants

Helianthella, the little sunflower, is a genus of North American plants in the family Asteraceae.

Isocoma pluriflora, commonly called southern jimmyweed or southern goldenbush, is a North American species of flowering perennial herbs in the family Asteraceae. It grows in northern Mexico and in the southwestern and south-central United States.

<i>Helianthella californica</i> Species of flowering plant

Helianthella californica is a species of flowering plant in the family Asteraceae known by the common name California helianthella. This wildflower is native to the mountains of California, northwestern Nevada, and southwestern Oregon.

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<i>Brickellia floribunda</i> Species of flowering plant

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Helianthus laciniatus is a North American species of sunflower known by the common name alkali sunflower. It is found in the southwestern United States and north-central Mexico. It is fairly common in the Chihuahuan Desert.

Flourensia pringlei, common name Pringle's tarwort, is a species of flowering plant in the family Asteraceae. It is native to the States of Chihuahua and Durango in northern Mexico, the range extending just barely over the international border into Hidalgo County in southwestern New Mexico.

Gaillardia spathulata, the western blanketflower, is a species of flowering plant in the sunflower family. It is native to the western United States.

<i>Helianthella microcephala</i> Species of flowering plant

Helianthella microcephala, common name purpledisk helianthella, is a North American plant species in the family Asteraceae. It grows in the southwestern United States, in the states of Arizona, New Mexico, Colorado, and Utah.

<i>Helianthella parryi</i> Species of flowering plant

Helianthella parryi, common name Parry's dwarf-sunflower, is a North American plant species in the family Asteraceae. It grows in the southwestern United States, in the States of Arizona, New Mexico, Colorado, and Utah.

<i>Helianthella quinquenervis</i> Species of flowering plant

Helianthella quinquenervis, the fivenerve helianthella, is a North American plant species in the family Asteraceae. It grows in the mountains of the western United States and northern Mexico. This include the Rockies, the Black Hills, the ranges of the Great Basin, and the northern Sierra Madre, from Montana, Oregon, and South Dakota south as far as western Chihuahua and Coahuila.

<i>Heliomeris hispida</i> Species of plant

Heliomeris hispida is a North American species of flowering plants in the family Asteraceae called the hairy goldeneye or rough false goldeneye. It is native to the southwestern United States and also to the northern Sierra Madre Occidental of western Chihuahua and eastern Sonora in Mexico. There are a few reports of the species growing in California, but these are most likely introduced populations.

<i>Heliomeris multiflora</i> Species of plant

Heliomeris multiflora is a North American species of flowering plants in the family Asteraceae called the showy goldeneye. It grows in Mexico and the western United States from Montana to Jalisco.

Hieracium bolanderi or Bolander's hawkweed is a North American plant species in the tribe Cichorieae within the family Asteraceae. It is found primarily in the mountains of western Oregon and northern California in the United States, although there are reports of the species farther south in the San Bernardino Mountains in southern California and also in Baja California in Mexico.

Hieracium pringlei, common name Pringle's hawkweed, is a North American plant species in the tribe Cichorieae within the family Asteraceae. It is native to Mexico with additional populations in Guatemala, Arizona, and New Mexico.

Hymenopappus flavescens, the collegeflower, is a North American species of flowering plant in the daisy family.

<i>Hymenopappus mexicanus</i> Species of flowering plant

Hymenopappus mexicanus, the Mexican woollywhite, is a North American species of flowering plant in the daisy family. It grows in northern Mexico and the southwestern United States.

<i>Hymenothrix wislizeni</i> Species of flowering plant

Hymenothrix wislizeni, the Trans-Pecos thimblehead, is a North American species of flowering plant in the daisy family. It grows in northwestern Mexico and the southwestern United States.

Hymenoxys brandegeei is a species of flowering plant in the daisy family known by the common names Brandegee's four-nerve daisy, Brandegee's rubberweed or western bitterweed. It is native to the states of Arizona, Colorado, and New Mexico in the southwestern United States.

Tetraneuris argentea, the perkysue, is a North American species of plants in the sunflower family. It grows in the southwestern United States, primarily in Arizona and New Mexico with additional populations in Utah, Colorado, and the Texas Panhandle.

References

  1. The Plant List, Helianthella uniflora (Nutt.) Torr. & A. Gray
  2. USDA, NRCS (n.d.). "Helianthella uniflora". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 20 July 2015.
  3. Biota of North America Program 2014 county distribution map
  4. SEINet, Southwestern Biodiversity, Arizona chapter includes photos, description, distribution map
  5. Flora of North America, Helianthella uniflora (Nuttall) Torrey & A. Gray, 1842.

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