What is formerly, a genus of plants including the cypress vine (Quamoclit vulgaris, now called Ipomoea Quamoclit). The genus is now merged in Ipomoea called?

quamoclit — Formerly, a genus of plants including the cypress vine (Quamoclit vulgaris, now called Ipomoea Quamoclit). The genus is now merged in Ipomoea. (Webster's 1913.)

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