Cylindropuntia acanthocarpa, Buckhorn Cholla
Scientific Name: Cylindropuntia acanthocarpa
Common Name: Buckhorn Cholla
Also Called: (Spanish: Choya, Tasajo)
Family: Cactaceae, Cactus Family
Synonyms: (Opuntia acanthocarpa, Opuntia acanthocarpa var. ramosa)
Size: Up to 7 feet or more.
Growth Form: Shrub or arborescent plant; trunk short.
Leaves: Leaves modified into spines or glochids and emerging from areoles.
Flower Color: Bright yellow to bronze to brick red;
Flowering Season: May to June; Spring to early Summer.
Elevation: 500 to 3,500 feet.
Habitat Preferences: Sandy or gravelly soils.
Recorded Range: In the United States Cylindropuntia acanthocarpa is found in AZ, CA, NV and UT. In Arizona it is found throughout the central and western parts of the state. AZ, CA, extreme southeast NV AND extreme southwest UT.
U.S. Weed Information: No information available.
Invasive/Noxious Weed Information: No information available.
Wetland Indicator: No information available.
Threatened/Endangered Information: Arizona, Opuntia acanthocarpa, Buckhorn Cholla is salvage restricted;
North America & US County Distribution Map for Cylindropuntia acanthocarpa.Genus Information: Cylindropuntia contains 29 species and 39 accepted taxa overall in the United States and Canada. The Plant List includes 43 accepted species names and includes a further 100 scientific plant names of infraspecific rank for the genus Cylindropuntia. All data is approximate and subject to taxonomic changes.
There are 4 varieties in Cylindropuntia acanthocarpa:
Cylindropuntia acanthocarpa var. acanthocarpa, Buckhorn Cholla (AZ, NV and UT);
Cylindropuntia acanthocarpa var. coloradensis, Pinkava Colorado Buckhorn Cholla (AZ, CA, NV,UT);
Cylindropuntia acanthocarpa var. major, Pinkava Buckhorn Cholla (AZ, CA and NV) and
Cylindropuntia acanthocarpa var. thornberi, Pinkava Colorado Buckhorn Cholla (AZ).
Comments: The type specimen for Cylindropuntia acanthocarpa is from Mohave County, Arizona. The author of Southwest Desert Flora is fortunate to have had the late Dr. Donald J. Pinkava as his professor, in 1972, for the course Flora of Arizona at Arizona State University, Tempe, Arizona.
In Southwest Desert Flora also see: Arizona Pencil Cholla, Cylindropuntia arbuscula, Teddy Bear Cholla, Cylindropuntia bigelovii, Gander's Buckhorn Cholla, Cylindropuntia ganderi, Klein's Pencil Cactus, Cylindropuntia kleiniae Christmas Cactus, Cylindropuntia leptocaulis and Walkingstick Cactus, Cylindropuntia spinosior.