''Calochortus nuttallii'', also known as the sego lily, is a

bulb In botany, a bulb is structurally a short stem with fleshy leaves or leaf basesBell, A.D. 1997. ''Plant form: an illustrated guide to flowering plant morphology''. Oxford University Press, Oxford, U.K. that function as food storage organs du ...

ous

perennial plant A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wide ...

that is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found els ...

to the

Western United States The Western United States (also called the American West, the Far West, and the West) is the region comprising the westernmost states of the United States. As American settlement in the U.S. expanded westward, the meaning of the term ''the Wes ...

. It is the

state flower This is a list of U.S. state, federal district, and territory flowers. See also *List of U.S. state trees *Lists of U.S. state insignia The following table displays the official flag, seal, and coat of arms of the 50 states, of the federa ...

Utah Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to its ...

Distribution and habitat

The plant is native to a number of western states, being found throughout

and

Wyoming Wyoming () is a state in the Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the southwest, and Colorado to the sou ...

, large parts of eastern

Nevada Nevada ( ; ) is a state in the Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. Nevada is the 7th-most extensive, ...

, and parts of

Idaho Idaho ( ) is a state in the Pacific Northwest region of the Western United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and W ...

Montana Montana () is a U.S. state, state in the Mountain states, Mountain West List of regions of the United States#Census Bureau-designated regions and divisions, division of the Western United States. It is bordered by Idaho to the west, North ...

North Dakota North Dakota () is a U.S. state in the Upper Midwest, named after the indigenous Dakota Sioux. North Dakota is bordered by the Canadian provinces of Saskatchewan and Manitoba to the north and by the U.S. states of Minnesota to the east, S ...

South Dakota South Dakota (; Sioux language, Sioux: , ) is a U.S. state in the West North Central states, North Central region of the United States. It is also part of the Great Plains. South Dakota is named after the Lakota people, Lakota and Dakota peo ...

Nebraska Nebraska () is a state in the Midwestern region of the United States. It is bordered by South Dakota to the north; Iowa to the east and Missouri to the southeast, both across the Missouri River; Kansas to the south; Colorado to the so ...

Colorado Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes ...

Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a U.S. state, state in the Southwestern United States. It is the list of U.S. states and territories by area, 6th largest and the list of U.S. states and territories by population, 14 ...

, and

New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe, New Mexico, Santa Fe , LargestCity = Albuquerque, New Mexico, Albuquerque , LargestMetro = Albuquerque metropolitan area, Tiguex , Offi ...

. It grows in dry, brushy or grassy slopes and desert high country.

Description

''Calochortus nuttallii'' are around 15–45 cm (6–18 inches) in height and have linear leaves. Plants have 1 to 4 flowers, each with 3 white

petal Petals are modified leaves that surround the reproductive parts of flowers. They are often brightly colored or unusually shaped to attract pollinators. All of the petals of a flower are collectively known as the ''corolla''. Petals are usuall ...

s (and 3

sepal A sepal () is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals when in bloom., p. 106 The term ''sepalum'' was coined ...

s) which are tinged with lilac (occasionally magenta) and have a purplish band radiating from the yellow base. A yellow petaled form with deep purple bands is known from

Petrified Forest National Park Petrified Forest National Park is an American national park in Navajo and Apache counties in northeastern Arizona. Named for its large deposits of petrified wood, the park covers about , encompassing semi-desert shrub steppe as well as highly ero ...

. The yellow petaled form was also observed in a "super bloom" near the Orange Cliffs District of Glen Canyon National Recreation Area, on the north side of the Colorado River near Hite, Utah in May 2019. The plant blooms in early summer, with flowers that can be up to 3 inches across.

Taxonomy

''Calochortus nuttallii'' is a species within the

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...

Calochortus ''Calochortus'' is a genus of flowering plants in the lily family. The group includes herbaceous, perennial and bulbous species, all native to North America (primarily the Western United States). The genus ''Calochortus'' includes mariposas ...

'', in a sub-group generally referred to as Mariposa Lilies. The specific epithet ''nuttallii'', named for the English botanist and zoologist,

Thomas Nuttall Thomas Nuttall (5 January 1786 – 10 September 1859) was an English botanist and zoologist who lived and worked in America from 1808 until 1841. Nuttall was born in the village of Long Preston, near Settle in the West Riding of Yorkshire ...

, was ascribed to the species by the American botanists

John Torrey John Torrey (August 15, 1796 – March 10, 1873) was an American botanist, chemist, and physician. Throughout much of his career, he was a teacher of chemistry, often at multiple universities, while he also pursued botanical work, focusing on ...

and

Asa Gray Asa Gray (November 18, 1810 – January 30, 1888) is considered the most important American botanist of the 19th century. His '' Darwiniana'' was considered an important explanation of how religion and science were not necessarily mutually ex ...

when it was officially described in 1857.

Former varieties

A number of former varieties of ''Calochortus nuttallii'' have been reclassified as distinct species: *''Calochortus nuttallii'' var. ''aureus'' (

S.Watson Sereno Watson (December 1, 1826 in East Windsor Hill, Connecticut – March 9, 1892 in Cambridge, Massachusetts) was an American botanist. Graduating from Yale in 1847 in Biology, he drifted through various occupations until, in California, he j ...

) Ownbey is currently '' Calochortus aureus''

*''Calochortus nuttallii'' var. ''australis'' Munz is currently '' Calochortus invenustus'' Greene *''Calochortus nuttallii'' var. ''bruneaunis'' (

A.Nelson Aven Nelson (March 24, 1859 – March 31, 1952) was an American botanist who specialized in plants of the Rocky Mountains. He was one of the founding professors of the University of Wyoming, where he taught for 55 years as professor and served as ...

J.F.Macbr. James Francis Macbride (19 May 1892 16 June 1976) was an American botanist who devoted most of his professional life to the study of the flora of Peru. Early life and education Born on 19 May 1892 in Rock Valley, Iowa, Macbride graduated from th ...

) Ownbey is currently ''

Calochortus bruneaunsis ''Calochortus'' is a genus of flowering plants in the lily family. The group includes herbaceous, perennial and bulbous species, all native to North America (primarily the Western United States). The genus ''Calochortus'' includes mariposas ( ...

*''Calochortus nuttallii'' var. ''leichtlinii'' ( Hook.f.)

Smiley A smiley, sometimes referred to as a smiley face, is a basic ideogram that represents a smiling face. Since the 1950s it has become part of popular culture worldwide, used either as a standalone ideogram, or as a form of communication, such a ...

is currently '' Calochortus leichtlinii'' Hook.f. *''Calochortus nuttallii'' var. ''panamintensis'' Ownbey is currently ''

Calochortus panamintensis ''Calochortus panamintensis'' is a rare North American species of flowering plants in the lily family known by the common name Panamint mariposa lily. It is native to Inyo and Kern Counties in California, plus adjacent Nye County, Nevada. It is ...

'' ( Ownbey) Reveal *''Calochortus nuttallii'' var. ''subalpinus''

M.E.Jones Marcus Eugene Jones (April 25, 1852 – June 3, 1934) was an American geologist, mining engineer and botanist. Throughout his career he was known for being an educator, scientist and minister. As an early explorer of the western United States, h ...

is currently '' Calochortus leichtlinii'' Hook.f.

Uses

Culinary

Native Americans had culinary uses for the bulbs, seeds, and flowers of the plant. Bulbs were roasted, boiled, or made into a

porridge Porridge is a food made by heating or boiling ground, crushed or chopped starchy plants, typically grain, in milk or water. It is often cooked or served with added flavourings such as sugar, honey, (dried) fruit or syrup to make a sweet cereal, ...

by the

Hopi The Hopi are a Native American ethnic group who primarily live on the Hopi Reservation in northeastern Arizona, United States. As of the 2010 census, there are 19,338 Hopi in the country. The Hopi Tribe is a sovereign nation within the Unite ...

, Havasupai,

Navajo The Navajo (; British English: Navaho; nv, Diné or ') are a Native Americans in the United States, Native American people of the Southwestern United States. With more than 399,494 enrolled tribal members , the Navajo Nation is the largest fe ...

Southern Paiute The Southern Paiute people are a tribe of Native Americans who have lived in the Colorado River basin of southern Nevada, northern Arizona, and southern Utah. Bands of Southern Paiute live in scattered locations throughout this territory and ...

Gosiute The Goshutes are a tribe of Western Shoshone Native Americans. There are two federally recognized Goshute tribes today: * Confederated Tribes of the Goshute Reservation, located in Nevada and Utah * Skull Valley Band of Goshute Indians of Utah of ...

, and

Ute people Ute () are the Indigenous people of the Ute tribe and culture among the Indigenous peoples of the Great Basin. They had lived in sovereignty in the regions of present-day Utah and Colorado in the Southwestern United States for many centuries unt ...

s. The Hopi used the yellow flower ceremonially. The

Shoshone The Shoshone or Shoshoni ( or ) are a Native American tribe with four large cultural/linguistic divisions: * Eastern Shoshone: Wyoming * Northern Shoshone: southern Idaho * Western Shoshone: Nevada, northern Utah * Goshute: western Utah, e ...

taught the Mormon pioneer immigrants to use the bulb for badly needed food. This resulted in the sego lily being formally designated as the Utah State Flower in 1911. ''Sego'' is derived from the Shoshone word ''seego''. The sego lily was commemorated by the Sego Lily Dam, a flood-prevention infrastructure project in the shape of a giant sego lily, built in Sugar House Park in

Salt Lake City Salt Lake City (often shortened to Salt Lake and abbreviated as SLC) is the capital and most populous city of Utah, United States. It is the seat of Salt Lake County, the most populous county in Utah. With a population of 200,133 in 2020, th ...

in 2017.

Cultivation

''Calochortus nuttallii'' is cultivated as an

ornamental plant Ornamental plants or garden plants are plants that are primarily grown for their beauty but also for qualities such as scent or how they shape physical space. Many flowering plants and garden varieties tend to be specially bred cultivars that ...

for its attractive tulip-shaped flowers and to attract/support native pollinator species. It prefers a deep, sandy soil with good drainage, and is cold-hardy. Plants can be propagated from newly formed bulblets which take two years to flower.

References

External links

*
United States Department of Agriculture Plants Profile for ''Calochortus nuttallii'' (sego lily)

Lady Bird Johnson Wildflower Center, University of Texas, NPIN−Native Plant Information Network: ''Calochortus nuttallii''
{{Taxonbar, from=Q2934343 nuttallii Taxa named by Thomas Nuttall Endemic flora of the United States Flora of the Western United States Plants used in Native American cuisine Taxa named by Asa Gray Taxa named by John Torrey Cuisine of the Western United States Symbols of Utah Garden plants of North America Flora without expected TNC conservation status