Ipomoea quamoclit (CONVOLVULACEAE) Cypress Vine

Weeds to Whack

A weed from Mexico, tropical Americas, up to 6 m or more in ideal conditions, divided leaves up to 7.5 cm. Leaves are ovate in general outline but deeply divided into many linear segments or lobes. Each segment is about 1 mm or less in width. The entire leaf may be up to 7.5 cm long and 4.5 cm wide. The flower stalks may be shorter than, or about as long as, the leaf blade underneath. Each flower stalk bears from 1-3 flowers on stalks which may be up to 2.5 cm long. The individual flower stalks are gradually enlarged from the base toward the flower. The fruit is a round-ovoid capsule, 5-8 mm long, usually containing four seeds.
Photo: Robert Whyte

Flowers

Ipomoea is derived from the Greek words ips and homoios meaning worm-like, referring to the vining habit. The Greek word quamoclit means dwarf kidney bean which could refer to the shape of the cotyledons.

Photo: Robert Whyte