Ipomoea lacunosa


Common Names: Whitestar, white morning-glory, pitted morningglory, whitestar potato
Category: Plants
Sub-category: Morning glory family

The flowers of this species are usually white and smaller than most other morning glories. The stem is a slightly hairy, twisting, climbing and twining vine with a small taproot. It can reach 2 m in length. The roots are fibrous and have a small taproot. In a mature plant, the leaves take on a cordate shape, with a pointed tip, although sometimes it may have 3 deep lobes. The leaves of a less mature plant are usually ovate. They are arranged alternately on the stem of the plant. The slender petioles are usually at least 3 cm long and have a slight adaxial groove. The leaves themselves can be up to 8 cm wide and 9.4 cm long. The margin of the leaf is typically purple and smooth. The upperside of the leaf may have a small amount of white hairs. The stalks of the plant that bears flowers is rough and usually has 1 to 3 flowers. The funnel-shaped flowers of the plant are normally white, but on rare occasion the flowers can be light purple or pink. The five petals are joined (sympetalous) or shallowly lobed and are approximately 2.5 cm long. The sepals are light green, lanceolate, take on a leathery texture and can be up to 11.5 mm long. The anthers are a pinkish-purple and the filaments are white. The ovary is superior, cone-like in shape, and green. There is a single white stigma and style. There are five stamen. The flowers have no perceptible or obvious scent. There are large seed capsules in the flower that are spherical in shape and hairy. The seeds themselves are irregularly oblong, shiny, and brown or black.

It occurs in a variety of habitat types, including disturbed areas, It grows on prairie, riverbanks, lakeshores, and roadsides, and in cultivated and abandoned fields and meadows.

Primary Flower Color: White
Secondary Flower Color: Pink
 
Edible Notes: Ipomoea lacunosa is one of the few species of Ipomoea that is used on a small scale by humans. The whitestar potato that it produces is traditionally consumed by a number of Native American tribes like the Chiricahua Apaches. Please note that processing (boiling, drying, leaching, etc...) may be necessary to render it edible.
Warnings: Not known to be dangerous.
Sightings