翻訳と辞書 |
Helianthus gracilentus : ウィキペディア英語版 | Helianthus gracilentus
''Helianthus gracilentus'' is a species of sunflower known by the common name slender sunflower.〔 It is native to central and southern California (from Napa County to San Diego County)〔(Calflora taxon report, University of California, ''Helianthus gracilentus'' A. Gray, slender sunflower )〕 and Baja California,〔 where it is a member of the dry wildfire-prone chaparral ecosystem. ''Helianthus gracilentus'' is a perennial herb growing from a thick taproot to heights anywhere between one half and two meters (20-60 inches). The lance-shaped, pointed leaves are smooth-edged or slightly toothed and up to about 11 centimeters (4.4 inches) long. The long, slender stems and foliage are covered in rough hairs. The inflorescence bears flower heads with an array of short, hairy phyllaries behind a thick center of yellow to red-brown disc florets. The golden ray florets around the edge are one to three centimeters (0.4-1.2 inches) long.〔(Flora of North America, ''Helianthus gracilentus'' A. Gray, 1876. Slender sunflower )〕 ==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「Helianthus gracilentus」の詳細全文を読む
スポンサード リンク
翻訳と辞書 : 翻訳のためのインターネットリソース |
Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.
|
|