Consol'vulus Mechoan'na, Mechoacanna Root. -- Considered by some identical with Ipomaea pandurata; occurs in sections, light, whitish, mealy, contains little resin.

Consolvulus Scammonia: a, blooming plant, b, fruiting twig; c, root (1/2 natural size); also flower, anther, pistil, fruit, seed, diagram of flower, enlarged.