|
''Coreopsis maritima'', the sea dahlia,〔 is a species tickseeds in the sunflower family.〔(Hooker, Joseph Dalton 1876. Curtis's botanical magazine plate 6241 plus two subsequent text pages ) full-page color illustration, diagnosis in Latin, description and commentary in English〕 ''Coreopsis maritima'' is native to Southern California and Baja California, primarily in coastal California chaparral and woodlands habitats. It grows on mainland ocean bluffs in San Diego County and in northern Baja California, with a few isolated populations reported from just west of Malibu in Los Angeles County, Santa Cruz Island in Santa Barbara County, and Stoddard Canyon north of Rancho Cucamonga in extreme southwestern San Bernardino County.〔Proceedings of the American Academy of Arts and Sciences v.49 (1913) pg. 340〕〔(Calflora taxon report, University of California, ''Leptosyne maritima'' (Nutt.) A. Gray, sea dahlia )〕 ==Description== ''Coreopsis maritima'' is a perennial that grows 10–40 cm tall but sometimes to 80 cm (4 to 32 inches). The plant has foliage that is lobed and mostly linear in shape with lobes that are 5–30 mm long and 1–2 mm wide. The 12–20 mm long flower phyllaries number 12–13, sometimes more, and they are lanceolate.〔(''Coreopsis maritima'' in Flora of North America )〕 Plants bloom in late winter to early summer, with normally one or two flower heads per stem, on 15 to 30 cm long peduncles, but sometimes 4 or more heads can be found per stem. Flower heads have 16-21 ray florets with laminae 20–35+ mm long.〔 The disc corollas are 5.5–7 mm long.〔 Cypselae or fruits are 6–7 mm long and oblong-rectangular.〔 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「Coreopsis maritima」の詳細全文を読む スポンサード リンク
|