Flora of the Hawaiian Islands
Dicotyledon
   Convolvulaceae -- The Dodder, Morning Glory Family
      Ipomoea -- The morning glory genus
General Information
DistributionA genus of about 600 species from tropical and warm temperate areas.
Habit
Vines, shrubs, or trees; stems usually twining, sometimes prostrate or floating, herbaceous to woody, glabrous or pubescent.
Leaves
Leaves variable in shape and size, entire, lobed, divided, or rarely compound, glabrous or pubescent, petiolate.
Flowers
Inflorescences usually axillary, flowers solitary or in dichasia or rarely paniculate, flowers 1 to numerous, pedicel long or short; bracts scalelike to foliose. Flowers with sepals herbaceous to subcoriaceous, equal or unequal, ovate to oblong or lanceolate, glabrous to pubescent, often somewhat enlarging in fruit, but not markedly accrescent; corolla small to large, actinomorphic or rarely slightly zygomorphic, purple, red, pink, white, or sometimes yellow, funnelform, sometimes salverform, or rarely campanulate, limb shallowly or rarely deeply lobed, midpetaline bands well defined by 2 distinct nerves; stamens included or rarely exserted, filaments filiform, often triangular dilate at base, usually unequal in length; ovary bilocular or sometimes 4-locular, ovules (3)4-locular and ovules 6, glabrous or pubescent, style simple, filiform, included or rarely exserted, stigma globose or 2‒3-lobed, lobes globose.
Fruit
Fruit a globose to ovoid capsule, 4-valved or rarely 6-valved, or splitting irregularly.
Seeds
Seeds 1‒4, rarely 6, glabrous or pubescent.
Notes
The name is derived from the Greek ips, worm, and homoios, similar to, meaning wormlike, in reference to the twining habit of many species.
Contributor
Nancy Khan