Oenothera hartwegii

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Oenothera hartwegii
Calylophus hartwegii (37946701116).jpg
At the Huntington Library, Art Museum and Botanical Gardens
Hartweg's Sundrop Upper Huachuca Canyon Sierra Vista AZ 2018-08-05 11-02-46 (43106620005).jpg
Near Sierra Vista, Arizona
Status TNC G4.svg
Apparently Secure  (NatureServe) [1]
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Myrtales
Family: Onagraceae
Genus: Oenothera
Species:
O. hartwegii
Binomial name
Oenothera hartwegii
Synonyms [2]
List
    • Calylophus hartwegii(Benth.) P.H.Raven
    • Calylophus hartwegii subsp. fendleri(A.Gray) Towner & Raven
    • Calylophus hartwegii subsp. filifolia(Eastw.) Towner & Raven
    • Calylophus hartwegii var. filifolia(Eastw.) Munz
    • Calylophus hartwegii var. maccartiiShinners
    • Calylophus hartwegii subsp. maccartii(Shinners) Towner & Raven
    • Calylophus hartwegii var. pubescens(A.Gray) Shinners
    • Calylophus hartwegii subsp. pubescens(A.Gray) Towner & Raven
    • Galpinsia camporumWooton & Standl.
    • Galpinsia fendleri(A.Gray) A.Heller
    • Galpinsia filifolia(Eastw.) A.Heller
    • Galpinsia greggii(A.Gray) Small
    • Galpinsia hartwegii(Benth.) Britton
    • Galpinsia hartwegii var. fendleri(A.Gray) Small
    • Galpinsia interiorSmall
    • Galpinsia lampasana(Buckley) Wooton & Standl.
    • Galpinsia lavandulifolia var. glandulosa(Munz) Moldenke
    • Oenothera camporum(Wooton & Standl.) Tidestr.
    • Oenothera fendleriA.Gray
    • Oenothera filifolia(Eastw.) Tidestr.
    • Oenothera greggiiA.Gray
    • Oenothera greggii var. lampasana(Buckley) Munz
    • Oenothera greggii var. pringleiMunz
    • Oenothera greggii var. pubescensA.Gray
    • Oenothera greggii var. typicaMunz
    • Oenothera hartwegii subvar. filifolia(Eastw.) H.Lév.
    • Oenothera hartwegii var. filifolia(Eastw.) Munz
    • Oenothera hartwegii var. fendleri(A.Gray) A.Gray
    • Oenothera hartwegii var. pubescens(A.Gray) Allred
    • Oenothera hartwegii f. thymifoliaH.Lév.
    • Oenothera hartwegii var. typicaMunz
    • Oenothera interior(Small) G.W.Stevens
    • Oenothera lampasanaBuckley
    • Oenothera lavandulifolia var. glandulosaMunz
    • Oenothera pringlei(Munz) Munz
    • Oenothera tubicula var. filifoliaEastw.
    • Salpingia hartwegii(Benth.) Raim.

Oenothera hartwegii (syn. Calylophus hartwegii), Hartweg's sundrops, is a species of flowering plant in the evening primrose family Onagraceae. [3] It is native to the desert southwest of the United States, and to northern and western Mexico. [2] A perennial usually 30 to 45 cm (12 to 18 in) tall and 60 cm (24 in) wide, it is used locally as a drought-resistant ground cover. [3]

Subtaxa

The following subspecies are accepted: [2]

References

  1. ↑ NatureServe (5 September 2025). "Calylophus hartwegii". NatureServe Explorer. Arlington, Virginia. Retrieved 13 September 2025.
  2. 1 2 3 "Oenothera hartwegii Benth". Plants of the World Online . Royal Botanic Gardens, Kew . Retrieved 5 December 2023.
  3. 1 2 "Calylophus hartwegii". Campus Arboretum. University of Arizona. 2012. Retrieved 5 December 2023. Botanical Synonyms: Oenothera hartwegii


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