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Anemone tuberosa
''Anemone tuberosa'' (desert anemone or tuber anemone) is a herbaceous plant species in the genus ''Anemone'' and family Ranunculaceae. Plants grow 10 to 30, sometimes 40 cm tall, from a woody-like tuber shaped like a caudex. Plants with 1 to 3 basal leaves that are 1 or 2 times ternate. The basal leaves few with long petioles and deeply 3-parted with leaflets lacking stems or rarely with a stalk. Plants flowering early to late spring with the flowers composed of 8 to 10 sepals normally white or pink colored, 10 to 14 mm long. The plants produce one peduncle with one solitary flower or 2-5 flowered cymes. Fruits in heads fusiform in shape, with 7-20 cm long pedicels. Fruits called achenes measure 2.5-3.5 mm long and 2-2.5 mm wide with a rounded outline and flat in shape, densely woolly, not winged also with straight 1.5 mm long beaks.
''Anemone tuberosa'' is native to south central western North America mostly in Nevada and New Mexico and Northern Mexico but also west to California and East to Texas. This spring flowering plant is found on rocky slopes and along stream banks. ''Anemone tuberosa'' is part of a species complex that includes 6 to 9 species native from south western and central USA to South America For the most part all produce tubers or caudex-like tubers.
== 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「Anemone tuberosa」の詳細全文を読む
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