|Scientific Name||Cylindropuntia imbricata var. imbricata (Opuntia imbricata var. imbricata, Opuntia imbricata var. arborescens)||USDA PLANTS Symbol||CYIMI|
|Common Name||Tree Cholla, Cane Cholla||ITIS Taxonomic Serial No.||913475|
|Description|| Habitat: Plains to foothills (4400 to 6500 ft.); gravelly or sandy igneous and sedimentary soils in dry, open areas.
Plant: Tree- or shrub-like, up to 6 to 8 feet tall (shorter in higher elevations); many-branched contorted stems 1-inch or more in diameter.
Pads & Spines: No pads; gray-green, cylindric joints 5 to 16 inches long, 5/8 to 1-5/8 inches in diameter with prominent, overlapping tubercules 1 to 2 inches long; spines (tan to dirty white or yellowish) usually at most areoles with 8 to 15 spines per areole, 1/3 to 1-1/8 inches long.
Inflorescence: Flowers with reddish-purple tepals 2 to 3 inches across; greenish to greenish-red filaments about 3/8-inch long; yellow to cream-colored anthers; style about an inch or more long with cream-colored to green, 5 to 8-lobed stigma.
Bloom Period: May to July.
Fruit: Yellow, spineless, egg-shaped/cylindrical, 1 to 1-3/4 inches long with prominent tubercules; long-lasting.
References: "Flora of Colorado" by Jennifer Ackerfield, "Cacti of Texas" by Powell, Weedin and Powell and Flora of North America
|BONAP Distribution Map
Map Color Key
© Tom Lebsack 2023
Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County