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''Geraea canescens'', commonly known as desert sunflower, hairy desert sunflower, or desert gold, is an annual plant in the family Asteraceae. "Geraea" in its scientific name comes from the Greek ''geraios'' ("old man"), referring to the white hairs on the fruits. ''Geraea canescens'' bears yellow sunflower-like flowers on slender, hairy stems. It grows high. The leaves are gray-green and grow to long. It flowers February through May after sufficient rainfall. ''Geraea canescens'' is native to western North America, specifically Arizona, Nevada, California, and Utah. A drought-avoiding annual plant, it can be found in the California, Mojave, and Sonoran Deserts. It grows from in sandy desert soil in the company of creosote bush (''Larrea tridentata''). The flowers attract bees and birds, and the seeds are eaten by birds and rodents. There are two varieties of ''Geraea canescens'': *''Geraea canescens'' var. ''canescens'' *''Geraea canescens'' var. ''paniculata'' S.F.Blake Image:Geraea canescens form 2.jpg Image:Geraea canescens form 1.jpg Image:Geraea canescens flower.jpg Image:Geraea canescens 2.jpg Image:GeraeaCanescensSeeds.JPG|Closeup of fruits ==References== 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「Geraea canescens」の詳細全文を読む スポンサード リンク
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