''Chaetadelpha'' is a genus of plants 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 ...

containing the single species ''Chaetadelpha wheeleri'', or Wheeler's skeletonweed. This brushy perennial plant is native to the western United States (Nevada, eastern

California California () is a U.S. state, state in the Western United States that lies on the West Coast of the United States, Pacific Coast. It borders Oregon to the north, Nevada and Arizona to the east, and shares Mexico–United States border, an ...

, southeastern

Oregon Oregon ( , ) is a U.S. state, state in the Pacific Northwest region of the United States. It is a part of the Western U.S., with the Columbia River delineating much of Oregon's northern boundary with Washington (state), Washington, while t ...

). ''Chaetadelpha wheeleri'' forms a low bush with plentiful erect stems covered in very narrow, long and pointed leaves. Branchlets emerge from the stems and each bears a cylindrical flower which opens at the end into a star-shaped white or pale purple flower with five

ray florets Asteraceae () is a large family of flowering plants that consists of over 32,000 known species in over 1,900 genera within the order Asterales. The number of species in Asteraceae is rivaled only by the Orchidaceae, and which is the larger fa ...

. The center of each head is filled with curly pollen-dusted

anthers The stamen (: stamina or stamens) is a part consisting of the male reproductive organs of a flower. Collectively, the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filamen ...

. This species is found most often in sand and scrub, particularly in desert regions.Flora of North America, ''Chaetadelpha'' A. Gray ex S. Watson, Amer. Naturalist. 7: 301. 1873.
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References

External links

USDA Plants Profile

Jepson Manual Treatment

Photo gallery
Flora of the Western United States Monotypic Asteraceae genera Cichorieae {{Cichorieae-stub