Ipomoea costellata – Crestrib Morning-glory

Ipomoea costellata - Crestrib Morning-glory, Crestrib Morning Glory

Ipomoea costellata - Crestrib Morning-glory, Crestrib Morning Glory

Plant Name

Scientific Name: Ipomoea costellata

Common Names: Crestrib Morning-glory, Crestrib Morning Glory

Plant Characteristics

Duration: Annual

Growth Habit: Vine, Herb/Forb

Arizona Native Status: Native

Habitat: Upland, Mountain

Flower Color: Pinkish lavender, Pink

Flowering Season: Summer (late), Fall (early). This wildflower blooms after the summer monsoon rains.

Height: Trailing to 39 inches (1 m) long or more

Description: The funnel-shaped flowers have an up to 1/2 inch (1.3 cm) long corolla, a long stalk, and hairless, broad, often crested or warty, light green sepals. The leaves are palmately dissected with 5 narrow segments, giving them the shape of a 5-pointed star. The stems are slender, green, trailing, and twining at the tips.

Special Characteristics

Legal StatusArizona State-listed Noxious Weed (Prohibited Noxious Weed)


Kingdom: Plantae – Plants
Subkingdom: Tracheobionta – Vascular plants
Superdivision: Spermatophyta – Seed plants
Division: Magnoliophyta – Flowering plants
Class: Magnoliopsida – Dicotyledons
Subclass: Asteridae
Order: Solanales
Family: Convolvulaceae – Morning-glory family
Genus: Ipomoea L. – morning-glory
Species: Ipomoea costellata Torr. – crestrib morning-glory

More About This Plant

Arizona County Distribution Map