Ariocarpus fissuratus var. fissuratus
(Living Rock Cactus)
Ariocarpus fissuratus var. fissuratus, Old Ore Road, Big Bend NP 7821/7839
Ariocarpus fissuratus var. fissuratus, Old Ore Road, Big Bend NP 7786/7812
Ariocarpus fissuratus var. fissuratus, Old Ore Road, Big Bend NP 7722/7743
| Scientific Name | Ariocarpus fissuratus var. fissuratus (Mammillaria fissurata) | USDA PLANTS Symbol | ARFI |
| Common Name | Living Rock Cactus, Chautle Living-rock | ITIS Taxonomic Serial No. | 19876 |
| Family | Cactaceae (Cactus) | SEINet Reference |
Click Here |
| Description | Habitat: Chihuahuan desert scrub, rocky, limestone soils; 1600 to 5000 ft. Plant: Solitary cactus with exposed portion of stem almost flush with the ground, less than 1-1/4 inch tall and 4 inches across; triangular, warty, overlapping tubercles with texture resembling rock chips; greenish-gray or brown becoming somewhat yellow with age. Spines: None. Inflorescence: Single or multiple pink to magenta flowers 1 to 1-3/4 inches across growing from the top of the stem; numerous yellow anthers on white filaments surround white stigma lobes. Bloom Period: September to November. References: "Cacti of Texas" by Powell, Weedin and Powell, "Manual of the Vascular Plants of Texas" by Correll and Johnston, www.cactiguide.com and American Southwest. |
BONAP Distribution Map Map Color Key |
Texas Status: Native |
Banner photo of Castilleja indivisa and Lupinus ssp. taken along FM 1323 north of Johnson City, Blanco County
© Tom Lebsack 2024