''Nothocalais troximoides'' is a species of flowering plant in the family

Asteraceae Asteraceae () is a large family (biology), family of flowering plants that consists of over 32,000 known species in over 1,900 genera within the Order (biology), order Asterales. The number of species in Asteraceae is rivaled only by the Orchi ...

known by the common name sagebrush false dandelion. It is native to western North America, including

British Columbia British Columbia is the westernmost Provinces and territories of Canada, province of Canada. Situated in the Pacific Northwest between the Pacific Ocean and the Rocky Mountains, the province has a diverse geography, with rugged landscapes that ...

and the northwestern United States.Hitchcock, C.L. and Cronquist, A. 2018. Flora of the Pacific Northwest, 2nd Edition, p. 599. University of Washington Press, Seattle.

Description

''Nothocalais troximoides'' is a perennial herb growing from a stout root and a thick

caudex A caudex (: caudices) of a plant is a stem, but the term is also used to mean a rootstock and particularly a basal stem structure from which new growth arises.pages 456 and 695 In the strict sense of the term, meaning a stem, "caudex" is most ...

and producing a woolly flower stem up to about tall. The leaves are located around the base of the stem and often have crinkled wavy edges, and sometimes a thin coat of small hairs and a thicker fringe of hairs on the leaf edge. Each

linear In mathematics, the term ''linear'' is used in two distinct senses for two different properties: * linearity of a '' function'' (or '' mapping''); * linearity of a '' polynomial''. An example of a linear function is the function defined by f(x) ...

leaf has a prominent mid-rib that is usually paler in color and they are up to long. Each flower stem bears a single flower and the

flower head A pseudanthium (; : pseudanthia) is an inflorescence that resembles a flower. The word is sometimes used for other structures that are neither a true flower nor a true inflorescence. Examples of pseudanthia include flower heads, composite flowers ...

is lined with green, sometimes purple-speckled, phyllaries and containing many yellow ray florets and no disc florets. The fruit is a cylindrical

achene An achene (; ), also sometimes called akene and occasionally achenium or achenocarp, is a type of simple fruit, simple dry fruits, dry fruit produced by many species of flowering plants. Achenes are monocarpellate (formed from one carpel) and Dehi ...

up to long not including the large pappus of up to 30 silvery white bristles which may be an additional in length.

Range and Habitat

''Nothocalais troximoides'' is native to

and the northwestern United States in Washington, Oregon, northern California, Idaho, and Montana. It grows in

sagebrush Sagebrush is the common name of several woody and herbaceous species of plants in the genus ''Artemisia (plant), Artemisia''. The best-known sagebrush is the shrub ''Artemisia tridentata''. Sagebrush is native to the western half of North Amer ...

and other plateau and mountain habitat types, often in rocky soil.

Gallery

Image: Nothocalais troximoides 1.jpg, Showing flower and undulating leaf margins Image: Nothocalais troximoides iNat-156342310.jpg, Phyllaries

References

External links

Jepson Manual Treatment

USDA Plants Profile
* * {{Taxonbar, from=Q7062928 troximoides