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''Magnolia macrophylla'', the bigleaf magnolia, is a deciduous magnolia native to the southeastern United States and eastern Mexico. This species boasts the largest simple leaf and single flower of any native plant in North America. ==Classification== ''Magnolia macrophylla'' has three subspecies; some botanists treat these plants as three separate species: *''Magnolia macrophylla'' subsp. ''macrophylla''. Bigleaf magnolia. Southeastern United States. Secure. Tree to 20 m; leaves 50–90 cm long, fruit 4–10 cm long with more than 50 carpels. *''Magnolia macrophylla'' subsp. ''ashei'' (Wetherby) Spongberg. Ashe magnolia. Northwest Florida. Shrub or small tree to 12 m; leaves 25–60 cm long, fruit 4–5 cm long with less than 50 carpels. Considered by some botanists to be a distinct species, ''Magnolia ashei.'' *''Magnolia macrophylla'' subsp. ''dealbata'' (Zuccarini) J. D. Tobe. Mexican bigleaf magnolia or Cloudforest magnolia. Mexico (Hidalgo to Oaxaca and Veracruz, in cloud forests). Tree to 20 m; leaves 30–60 cm long, fruit 8–15 cm long with more than 70 carpels. Considered by some botanists to be a distinct species, ''Magnolia dealbata.'' 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「Magnolia macrophylla」の詳細全文を読む スポンサード リンク
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