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''Chaenactis carphoclinia'' is a species of flowering plant in the daisy family known by the common name pebble pincushion. It is native to the southwestern United States and northwestern Mexico, where it grows in rocky and gravelly habitat, such as the California deserts. The species is found in southern California, Nevada, Utah, Arizona, southwestern New Mexico, Baja California, Sonora.〔(Biota of North America Program 2014 county distribution map )〕〔(Calflora taxon report, University of California, ''Chaenactis carphoclinia'' A. Gray, pebble pincushion )〕 ==Description== ''Chaenactis carphoclinia'' is an annual herb growing an erect, branching stem up to about 60 centimeters (2 feet) in maximum height. The longest leaves are about 10 centimeters (4 inches) long and are usually divided into a few lobes. The inflorescence bears a few flower heads, each up to a centimeter wide. The head is lined with flat, sharp-pointed phyllaries which are reddish. The head contains several white or pink-tinted flowers with long, protruding anthers. The fruit is an achene a few millimeters in length tipped with a scaly pappus.〔(Flora of North America, Pebble or straw-bed pincushion, Chaenactis carphoclinia A. Gray in W. H. Emory, Rep. U.S. Mex. Bound. 2(1): 94. 1859. )〕 ;Varieties There are two varieties of ''Chaenactis carphoclinia'': *''C. c.'' var. ''carphoclinia'' is a smaller variety found throughout the species range *''C. c.'' var. ''piersonii'' is a larger variety known only from the Santa Rosa Mountains in southern California〔(California Native Plant Society Rare Plants Inventory )〕 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Chaenactis carphoclinia」の詳細全文を読む スポンサード リンク
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