Calochortus aureus

{{Short description|Plant species in the lily family}}

{{Speciesbox

| image = Calochortus aureus flora1.jpg

| image_alt =

| image_caption = Near Crystal Forest site in
Petrified Forest National Park, Arizona

| status = {{TNCStatus}}

| status_system = TNC

| status_ref = {{Cite NatureServe |date=6 December 2024 |id=2.160746 |title=Calochortus aureus |access-date=31 December 2024}}

| genus = Calochortus

| species = aureus

| authority = S.Watson

| synonyms_ref =

| synonyms = {{Species list

| Calochortus nuttallii var. aureus | (S.Watson) Ownbey

}}

}}

Calochortus aureus is a North American species of flowering plants in the lily family.[http://www.tropicos.org/Name/18401527 Tropicos, Calochortus aureus S.Wats.][https://www.biodiversitylibrary.org/page/41037585#page/320/mode/1up Watson, Sereno 1873. American Naturalist 7(5): 303] It is native to the southwestern United States (Arizona, southern Utah, northwestern New Mexico and southwestern Colorado).[http://apps.kew.org/wcsp/namedetail.do?name_id=301634 Kew World Checklist of Selected Plant Families][http://bonap.net/MapGallery/County/Calochortus%20aureus.png Biota of North America Program 2014 county distribution map] Calochortus aureus is a bulb-forming perennial herb producing a single stalk up to 30 cm tall. Flowers are bright lemon-yellow with red or purple splotches on the petals.[http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=242101458 Flora of North America Vol. 26 Page 137 Calochortus aureus Baker]

Taxonomy

The species is classified in the Calochortus genus in the family Liliaceae. It has no subspecies or varieties.{{cite POWO |id=532377-1 |title=Calochortus aureus S.Watson |access-date=31 December 2024}}

History

Calochortus aureus was published by Sereno Watson in 1873,Watson, S. 1873. New plants of northern Arizona and the region adjacent. Amer. Naturalist 7 (see page 303). Available through the [https://biodiversitylibrary.org/page/41037585 Biodiversity Heritage Library]. based on material collected by Ellen Powell Thompson in 1872 in the vicinity of Kanab, Utah, during the US Topographical and Geological Survey of the Colorado River (led by John Wesley Powell). Her specimen is deposited at the United States National Herbarium (US). It was later reclassified as Calochortus nuttallii var. aureus by Ownbey, but is now recognized as a full species, as originally described.Welsh, SL. 1982. Utah plant types—historical perspective 1840 to 1981—annotated list, and bibliography. Great Basin Naturalist 42:129-189 (see page 162). Available through the [https://www.biodiversitylibrary.org/page/7799211#page/145/mode/1up Biodiversity Heritage Library]

References

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