Alternate name: Moon Morning Glory, Moonflower
Family: Convolvulaceae, Morning Glory view all from this family
Description This night-blooming tropical vine with fragrant, large, white flowers grows rapidly, up to 20 ft (9 m) in a growing season.
Habit: native annual vine or herb; prickly, twining stems; milky sap.
Height: 16-100 ft (5-30 m)
Leaf: alternate, deep green, broadly ovate to heart-shaped, 4-8 in (10-20 cm) long; usually single, sometimes 3-lobed.
Flower: cup or funnel, white to pink, shallowly 5-lobed, 4-8 in (10-20 cm) wide; each lobe bisected with cream to yellow-greenish stripe; opening at twilight from twisted tubular bud, closing by noon.
Fruit: capsule, pear-shaped and pointed, to 1 in (25 mm) long, maturing to glossy purplish-black.
Flower Mid-summer to fall, or year-round.
Habitat Wet sites: open forests, beaches, coastal hammocks, river banks, wet prairies, disturbed sites, shorelines, swamps, ditches.
Range Native to the tropical Americas and Florida; naturalized in Texas, Hawaii, Louisiana, and Oklahoma; widely cultivated as an ornamental.
Discussion Also called moonflower, moon vine, morning glory. Considered weedy or invasive in some areas; listed as noxious in Arizona and Arkansas.