''Stylocline'' (neststraw) is a small genus of

North America North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...

n desert plants in the tribe Gnaphalieae within the family

Asteraceae The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...

.Nuttall, Thomas. 1840. Transactions of the American Philosophical Society, new series 7: 338–339
in English Neststraw is native to the southwestern United States and northern Mexico.Flora of North America, Vol. 19, 20 and 21 Page 450 Neststraw, ''Stylocline'' Nuttall
/ref>

Description

Species of ''Stylocline'' are generally small plants, and certain ones are difficult to distinguish from each other because identifying characteristics are too small to see with the naked eye. They are annuals with woolly, hairy, or spiderwebby textures. Thin stems end in heads of disc flowers or tubular

pistillate Gynoecium (; ) is most commonly used as a collective term for the parts of a flower that produce ovules and ultimately develop into the fruit and seeds. The gynoecium is the innermost whorl of a flower; it consists of (one or more) ''pistils'' ...

flowers. The fruits are smooth and shiny and encapsulated within the disc heads.

Species

Species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

include:Biota of North America Program 2013 county distribution maps
/ref> * '' Stylocline citroleum'' - oil neststraw —

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 ...

( Kern + San Diego Counties) * '' Stylocline gnaphaloides'' - mountain neststraw —

Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...

* '' Stylocline intertexta'' - Morefield's neststraw —

Nevada Nevada ( ; ) is a U.S. state, state in the Western United States, 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. N ...

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 it ...

* '' Stylocline masonii'' - Mason's neststraw —

( Kern,

Los Angeles Los Angeles ( ; es, Los Ángeles, link=no , ), often referred to by its initials L.A., is the largest city in the state of California and the second most populous city in the United States after New York City, as well as one of the world' ...

, San Luis Obispo, & Monterey Counties) * '' Stylocline micropoides'' - woolly neststraw —

Sonora Sonora (), officially Estado Libre y Soberano de Sonora ( en, Free and Sovereign State of Sonora), is one of the 31 states which, along with Mexico City, comprise the Administrative divisions of Mexico, Federal Entities of Mexico. The state is d ...

Baja California Baja California (; 'Lower California'), officially the Free and Sovereign State of Baja California ( es, Estado Libre y Soberano de Baja California), is a state in Mexico. It is the northernmost and westernmost of the 32 federal entities of Mex ...

New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe , LargestCity = Albuquerque , LargestMetro = Tiguex , OfficialLang = None , Languages = English, Spanish ( New Mexican), Navajo, Ker ...

Texas Texas (, ; Spanish language, Spanish: ''Texas'', ''Tejas'') is a state in the South Central United States, South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2 ...

* '' Stylocline psilocarphoides'' - baretwig neststraw —

Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...

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 Wyom ...

* '' Stylocline sonorensis'' - Sonoran neststraw —

( Riverside County), and

(

Pima Pima or PIMA may refer to: People * Pima people, the Akimel O'odham, Indigenous peoples in Arizona (U.S.) and Sonora (Mexico) Places * Pima, Arizona, a town in Graham County * Pima County, Arizona * Pima Canyon, in the Santa Catalina Mountains ...

, Pinal, Santa Cruz, & Graham Counties)

Former species

Species formerly included and reclassified:Flann, C (ed) 2009+ Global Compositae Checklist
* ''Stylocline acaulis — Hesperevax acaulis'' * ''Stylocline amphibola — Micropus amphibolus'' * ''Stylocline amphiloba — Micropus amphibolus'' * ''Stylocline griffithii — Cymbolaena griffithii'' * ''Stylocline filaginea'' var. ''filaginea'' —

Ancistrocarphus filagineus ''Ancistrocarphus filagineus'' is a North American species of flowering plants in the family Asteraceae, known by the common names woolly fishhooks and hooked groundstar. It is native to western North America, including Idaho, Oregon, Nevada, Cal ...

'' * See also other species of the genera ''

Ancistrocarphus ''Ancistrocarphus'' is a genus of flowering plants in the family Asteraceae. It contains two known species, both native to western North America. These plants are often treated as members of genus '' Stylocline'', but they are not as closely rela ...

, Cymbolaena, Hesperevax'', and '' Micropus.''

References

External links

USDA Plants Profile for ''Stylocline'' (neststraw)

CalFlora Database: ''Stylocline'' (neststraw) links
— ''native California species ''.
Jepson Manual (TJM) treatment: ''Stylocline''
Asteraceae genera North American desert flora Taxa named by Thomas Nuttall {{Gnaphalieae-stub