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 Status – Arizona State-listed Noxious Weed (Prohibited Noxious Weed)
Classification
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
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