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Isocoma tehuacana : ウィキペディア英語版 | Isocoma tehuacana
''Isocoma tehuacana'' is a rare Mexican species of plants in the sunflower family. It is has been found only in the State of Puebla in eastern Mexico. As of 1991, it was known from only one collection made in 1841, so the species is most likely extinct.〔(Nesom, G.L. 1991. Taxonomy of ''Isocoma'' (Compositae: Astereae). Phytologia 70(2): 69–114 ) description of ''I. tehuacana'' on page 107, distribution map on page 75〕 ''Isocoma tehuacana'' is (was) a subshrub up to 30 cm (1 foot) tall, forming clumps of numerous stems. Stems and leaves are covered with hairs. Each flower head contains about 20 disc flowers but no ray flowers.〔 ==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「Isocoma tehuacana」の詳細全文を読む
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