Orange Caltrop Flower Orange Caltrop Leaves Orange Caltrop Stem Sabino Mountain Community 10/25/15 Orange Caltrop Flower Sabino Mountain Community 10/25/15 Orange Caltrop Leaves Sabino Mountain Community 10/25/15 Orange Caltrop Plant Sabino Mountain Community During Good Monsoons 8/10/16 Orange Caltrop Leaves Sabino Mountain Community During Good Monsoons 8/10/16 Orange Caltrop Plant


Wildflowers of Southern Arizona


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Orange Caltrop.
Kallstroemia grandiflora.
Caltrop (Zygophyllaceae) family.

The flowers are up to 2 1/2 inches (6 cm) wide and have 5 petals with raised, orange veins and dark red-orange at the base of the petals. In favorable areas, the blooming plants can create large-scale wildflower displays. The flowers are followed by bristly, beaked fruits that split into 10 nutlets. The leaves are green, opposite, and pinnately compound with paired, oval leaflets. The stems are hairy and sprawling.

Santa Catalina Mountains.
Location: Prison Camp at end of road.
9/23/15

Notes: Sabino Mountain Community 10/25/15, 8/10/16

See SEINet Pictures and Description

See FireFly Forest Pictures and Description

Thumb: Creosote Bush
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Thumb: Puncturevine
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