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Isocoma tomentosa : ウィキペディア英語版 | Isocoma tomentosa
''Isocoma tomentosa'' is a rare Mexican species of plants in the sunflower family. It is has been found only in the State of Chihuahua in northern Mexico. As of 1991, it was known from only one location near a hot spring southeast of Chihuahua City.〔(Nesom, G.L. 1991. Taxonomy of ''Isocoma'' (Compositae: Astereae). Phytologia 70(2): 69–114 ) description of ''I. tomentosa'' on pages 109-110, distribution map on page 73〕 ''Isocoma tomentosa'' is a subshrub up to 70 cm (28 inches) tall, forming clumps of numerous stems. Stems and leaves are covered with a dense coating of white wooly hairs. The plant produces flower heads in small rounded clusters at the tips of branches, each head with 17-27 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 tomentosa」の詳細全文を読む
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