Calochortus clavatus
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''Calochortus clavatus'' is a species of
mariposa lily ''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 ( ...
known by the common name clubhair mariposa lily. It 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 elsew ...
to
California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...
where it is found in forests and on
chaparral Chaparral ( ) is a shrubland plant community and geographical feature found primarily in the U.S. state of California, in southern Oregon, and in the northern portion of the Baja California Peninsula in Mexico. It is shaped by a Mediterranean c ...
slopes.Calflora database: ''Calochortus clavatus''
. accessed 2.8.2013


Description

The ''Calochortus clavatus'' lily produces tall stems up to in height and only
basal leaves A leaf ( : leaves) is any of the principal appendages of a vascular plant stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leaves, st ...
.''Calochortus clavatus'' in Flora of North America @ efloras.org
. accessed 2.8.2012 Atop the stem is a lily bloom with
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 b ...
s up to 4 centimeters long. The
petal Petals are modified Leaf, leaves that surround the reproductive parts of flowers. They are often advertising coloration, brightly colored or unusually shaped to attract pollinators. All of the petals of a flower are collectively known as the ''c ...
s are up to 5 centimeters long and yellow with a darker line or series of bands near the base, which are often red. The cup of the flower is filled with hairs which have clubbed ends. The
anthers The stamen (plural ''stamina'' or ''stamens'') is the pollen-producing reproductive organ of a flower. Collectively the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filam ...
are often deep purple. The capsule fruit is up to 9 centimeters long. ;Varieties
Varieties Variety may refer to: Arts and entertainment Entertainment formats * Variety (radio) * Variety show, in theater and television Films * ''Variety'' (1925 film), a German silent film directed by Ewald Andre Dupont * ''Variety'' (1935 film), ...
of ''Calochortus clavatus'' include: *''Calochortus clavatus'' var. ''avius'' — northwestern
Sierra Nevada The Sierra Nevada () is a mountain range in the Western United States, between the Central Valley of California and the Great Basin. The vast majority of the range lies in the state of California, although the Carson Range spur lies primarily ...
foothills *''Calochortus clavatus'' var. ''clavatus'' — *''Calochortus clavatus'' var. ''gracilis'' — slender Mariposa lily; western Transverse Ranges ( San Gabriels, Santa Susanas, Santa Monicas, &
Simi Hills The Simi Hills are a low rocky mountain range of the Transverse Ranges in eastern Ventura County and western Los Angeles County, of southern California, United States. Geography The Simi Hills are aligned east-west and run for , and average arou ...
.) *''Calochortus clavatus'' var. ''pallidus'' *''Calochortus clavatus'' var. ''recurvifolius'' — Arroyo de la Cruz mariposa lily; southern outer Coast Range north of Arroyo de la Cruz— Piedras Blancos, San Luis Obispo County.


See also

*
California chaparral and woodlands The California chaparral and woodlands is a terrestrial ecoregion of southwestern Oregon, northern, central, and southern California (United States) and northwestern Baja California (Mexico), located on the west coast of North America. It is a ...
— ''ecoregion''. **
California coastal sage and chaparral The California coastal sage and chaparral ( es, Salvia y chaparral costero de California) is a Mediterranean forests, woodlands, and scrub ecoregion located in southwestern California (United States) and northwestern Baja California (Mexico). It i ...
— ''subregion''. **
California montane chaparral and woodlands The California montane chaparral and woodlands is an ecoregion defined by the World Wildlife Fund, spanning of mountains in the Transverse Ranges, Peninsular Ranges, and Coast Ranges of southern and central California. The ecoregion is part of ...
— ''subregion''. **
California interior chaparral and woodlands The California interior chaparral and woodlands ecoregion covers in an elliptical ring around the California Central Valley. It occurs on hills and mountains ranging from to . It is part of the Mediterranean forests, woodlands, and scrub biom ...
— ''subregion''. *
List of California native plants California native plants are plants that existed in California prior to the arrival of European explorers and colonists in the late 18th century. California includes parts of at least three phytochoria. The largest is the California Floristic ...
* List of plants of the Sierra Nevada (U.S.)


References


External links


Jepson Manual Treatment — ''Calochortus clavatus''''Calochortus clavatus'' — U.C. Photo gallery
clavatus Endemic flora of California Flora of the Sierra Nevada (United States) Natural history of the California chaparral and woodlands Natural history of the California Coast Ranges Natural history of the Central Valley (California) Natural history of the San Francisco Bay Area Natural history of the Santa Monica Mountains Natural history of the Transverse Ranges Flora without expected TNC conservation status {{liliales-stub