Pharbitis nil L. Choisy, genus of convolvulus, annual entwined herbs [1]. The flower of this plant resembles a horn, so some places call it a trumpet flower. Planted morning glory general sowing in spring, summer and fall flowering, many varieties, with the blue color of the flower, rosy, pink, purple, etc., also has a mixed color, on the edge of the petals change more, is a common ornamental plants. Fruit ovoid, can be used as medicine. Morning glory leaves trifid, base heart. The flowers are white, purple-red or violet blue, funnel-shaped, and the whole plant has coarse hair. Flowering season is best in summer. Seeds have medicinal value.

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