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''Lasthenia glabrata'' is a North American species of flowering plant in the daisy family known by the common name yellowray goldfields. It is endemic to California, where it is a resident of vernal pools and other moist areas in a number of habitat types. It is widespread across much of the state, from San Diego County to Tehama County.〔(Calflora taxon report, University of California, ''Lasthenia glabrata'' Lindley, Yellow rayed Lasthenia, yellow rayed goldfields, yellowray goldfields )〕 ==Description== ''Lasthenia glabrata'' is an annual herb growing up to tall. The thin stem has a few pairs of oppositely-arranged, smooth-edged linear leaves each up to long.〔(Flora of North America, ''Lasthenia glabrata'' Lindley )〕〔(Lindley, John 1835. Edwards's Botanical Register 21: plate 1780 plus subsequent text page ) full-page color illustration, diagnosis in Latin, commentary in English〕〔(Rydberg, Per Axel 1913. in Britton, Nathaniel Lord, North American Flora 34: 81 )〕 The plant flowers in solitary or loosely clustered flower heads with 7-15 yellow ray florets surrounding numerous disc florets.〔 The fruit is an achene a few millimeters long with no pappus.〔 ;Subspecies〔〔 *''Lasthenia glabrata'' subsp. ''glabrata'' - San Francisco Bay area, Orange County, mid part of Central Valley *''Lasthenia glabrata'' subsp. ''coulteri'' (A.Gray) Ornduff - southern California, northern Central Valley 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「Lasthenia glabrata」の詳細全文を読む スポンサード リンク
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