Carnegiea gigantea, Giant Saguaro

Southwest Desert Flora

Home to the plants of the Sonoran, Chihuahuan and Mojave Deserts

Cirsium ochrocentrum, Yellowspine Thistle

Hibiscus coulteri, Desert Rosemallow

Hibiscus coulteri, Desert RosemallowHibiscus coulteri, Desert RosemallowHibiscus coulteri, Desert RosemallowHibiscus coulteri, Desert RosemallowNote bracts; Hibiscus coulteri, Desert Rosemallow

Scientific Name: Hibiscus coulteri
Common Name: Desert Rosemallow
Also Called: Coulter Hibiscus, Desert Hibiscus and Desert Rose Mallow; (Spanish: Tulipán, Hibisco)
Family: Malvaceae, Globe Mallow Family
Synonyms: (Hibiscus coulteri var. brevipedunculatus)
Status: Native
Duration: Perennial
Size: Up to 4 feet or more, 2 or 3 feet wide.
Growth Form: Shrub, subshrub; slender erect straggling, stems with pubescence.
Leaves: Green; alternate, 3 lobed, margins dentate.
Flower Color: Yellow, cream with red or maroon centers; large showy 2 inch flowers, 5 petals, note the linear bracts in the photos above, fruit a capsule.
Flowering Season: March through November; throughout the year with sufficient rainfall.
Elevation: 1,500 to 4,500 feet.

Habitat Preferences: Rocky slopes and sides of canyons.

Recorded Range: A relatively rare semi-tropical plant in the United States, Desert Rosemallow is found only in the S½ of Arizona, Otero Co. New Mexico and SW Texas. It is also native to Baja California and northern Mexico.

North America & US County Distribution Map for Hibiscus coulteri.

U.S. Weed Information: No information available.
Invasive/Noxious Weed Information: No information available.
Wetland Indicator: No information available.
Threatened/Endangered Information: No information available.

Genus Information: About 40 species in Hibiscus throughout the United States and eastern Canada. 4 species in Arizona, 3 species in California, 6 species in New Mexico and 12 species in Texas. The Plant List includes 241 accepted species.

Comments: Desert Rosemallow is a beautiful native hibiscus closely related to the widely grown ornamental Chinese Hibiscus, Hibiscus rosa-sinensis, which is popular throughout the tropics and sub-tropics.

This handsome plant becomes almost inconspicuous after the flowers and foliage drop.

Date Profile Completed: 11/16/2015, updated format 09/28/2017
References:
U.S. Dept. of Agriculture, Natural Resources Conservation Service on-line database and USGS ITIS search
Arizona Flora, Kearney, Thomas H., Peebles, Robert H., 1960, University of California Press, Berkley and Los Angeles, California.
The Plant List (2013). Version 1.1. Published on the Internet; http://www.theplantlist.org/ (accessed 11/16/2015).
http://www.theplantlist.org/1.1/browse/A/Malvaceae/Hibiscus/
Native Plant Information Network, NPIN (2013). Published on the Internet http://www.wildflower.org/plants/ [accessed: 11/16/2015]. Lady Bird Johnson Wildflower Center at The University of Texas, Austin, TX.
http://www.wildflower.org/plants/result.php?id_plant=HICO
SEINet for synonyms, scientific names, recorded geographic locations and general information
http://swbiodiversity.org/seinet/.