Carnegiea gigantea, Giant Saguaro

Southwest Desert Flora

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

Cirsium ochrocentrum, Yellowspine Thistle

Echinocereus rigidissimus, Rainbow Hedgehog Cactus

Echinocereus rigidissimus, Rainbow Hedgehog Cactus, Southwest Desert Flora Echinocereus rigidissimus, Rainbow Hedgehog Cactus, Southwest Desert Flora Echinocereus rigidissimus, Rainbow Hedgehog Cactus, Southwest Desert Flora Echinocereus rigidissimus, Rainbow Hedgehog Cactus, Southwest Desert Flora

Scientific Name: Echinocereus rigidissimus
Common Name: Rainbow Hedgehog Cactus
Also Called: Arizona Rainbow Cactus, (Spanish: Cabeza de Viejo)
Family: Cactaceae, Cactus Family
Synonyms: (Cereus pectinatus var. rigidissimus, Echinocereus pectinatus var. rigidissimus)
Status: Native
Duration: Perennial
Size:
Growth Form: Shrub;
Leaves: Leaves modified into spines emerging from areoles; lacking glochids.
Flower Color: Pink;
Flowering Season:
Elevation:
Habitat Preferences:
Recorded Range: In the United States Echinocereus rigidissimus is found in Arizona and New Mexico. In Arizona it is found in the central south and southeast parts of the state and in New Mexico it is found in the extreme southwest part of the state.

U.S. Weed Information:
Invasive/Noxious Weed Information:
Wetland Indicator:
Threatened/Endangered Information: Protected native plant in Arizona.

Genus Information: 27 species in Echinocereus in the United States and Canada. 13 species in Arizona.

Comments:

References: Posted 06/05/2015, rev. 07/21/2015, updated, 09/14/2015
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
SEINet for synonyms, scientific names and recorded geographic locations, http://swbiodiversity.org/seinet/.
USDA – Threatened and Endangered Information:
Arizona Department of Agriculture. 2011. Protected native plants by categories. Arizona Department of Agriculture.