Crossosoma bigelovii – Ragged Rockflower

Crossosoma bigelovii - Ragged Rockflower

Crossosoma bigelovii - Ragged Rockflower

Plant Name

Scientific Name: Crossosoma bigelovii

Common Name: Ragged Rockflower

Plant Characteristics

Duration: Perennial

Growth Habit: Shrub

Arizona Native Status: Native

Habitat: Desert. It grows on rocky slopes in the mountain foothills.

Flower Color: White to tinged purplish

Flowering Season: Winter (late), Spring

Height: To 6 feet (1.8 m) tall, but usually less

Description: The flowers have 5 narrow, white petals, 5 rounded, cupped, greenish sepals, and various numbers of yellow-green pistils. The leaves are dull bluish-green, oval-shaped, and clustered on the woody stems.

Special Characteristics

Fragrant – The flowers are sweetly fragrant and perfume the air near the plants.


Kingdom: Plantae – Plants
Subkingdom: Tracheobionta – Vascular plants
Superdivision: Spermatophyta – Seed plants
Division: Magnoliophyta – Flowering plants
Class: Magnoliopsida – Dicotyledons
Subclass: Rosidae
Order: Rosales
Family: Crossosomataceae – Crossosoma family
Genus: Crossosoma Nutt. – rockflower
Species: Crossosoma bigelovii S. Watson – ragged rockflower

More About This Plant

Arizona County Distribution Map