Difference between revisions of "Opuntia engelmannii var. flavispina"
Madroño 35: 348. 1988.
Basionym: Opuntia phaeacantha var. flavispina L. D. Benson Cact. Succ. J. (Los Angeles) 46: 79. 1974
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Revision as of 23:22, 16 December 2019
Stem segments obovate, 15–23 × 14–18 cm, to 1.5 times longer than wide. Spines (0–)1–7 per areole, evenly distributed on stem segments, arching downward, yellow with extreme reddish brown basal portions, aging deep red to black, often twisted, the longest 65–75 mm, smaller ones depressed, whitish. 2n = 66.
Phenology: Flowering spring (Apr–May).
Habitat: Sonoran Desert, sandy bajadas
Elevation: 500-800 m
Distribution
Ariz., Mexico (Sonora).
Discussion
Selected References
None.
Lower Taxa
None.