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''Ipomoea oenotherae'' is a species of plant of the morning glory (''Ipomoea'') genus in the family Convolvulaceae. It derives its name from the resemblance it bears to plants in the genus ''Oenothera''. ''Ipomoea oenotherae'' is a succulent and a cryptophyte. == Description == === Vegetative features === ''Ipomoea oenotherae'' is a perennial succulent plant. It forms a fleshy, elongated tuberous rootstock, 30 cm in length, from which leaves grow every spring. These are followed by extended, prostrate or ascending stems which are up to 30 cm long.〔(【引用サイトリンク】url=http://plants.jstor.org/compilation/ipomoea.oenotherae )〕 The young stems are angular and initially densely covered with silver white hairs (pilose);〔 these later become hairless. === Flowers === The flowers are solitary and axillary. The linear-subulate bracteole is 10 to 15 mm long and 0.5 to 1 mm wide. The rather club-shaped peduncle has a length of up to 15 mm. The flower is hermaphroditic and displays fivefold radial symmetry. The five unequal, often pink sepals are up to 15 mm long, ovate to ovate-lanceolate, acuminate and subaristate. The five mauve to violet petals are narrowly funnel-shaped, and 2.3 to 5 centimetres long. There is only a single ring of five stamens. The plant flowers during the summer. === Fruit and seeds === The spherical (globose), straw-coloured, smooth capsule has a diameter of approximately 6 mm.〔 The seeds are up to 4 mm long, densely appressed, pubescent,〔 velvety-tomentose with grayish hair. 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「Ipomoea oenotherae」の詳細全文を読む スポンサード リンク
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