Abstract
Ipomoea purpurea, I. hederacea, I. lacunosa, I. Carolina, I. sagitata, I. pandurata, I. setosa, I. rubro-caerulea, Colonyction aculeatum, 2n -30; Convolvulus arvensis, 2n = 50; C. sepium, 2n = 24; C. spithamaeus, 2n = 22; Quamoclit coccinea and Q. coccinea (Cult.). 2n = 28; Ipomoea (hybrid ?), 2n = 30.

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