familyCactaceae
subfamilyCactaceae subfam. Opuntioideae
genusCylindropuntia
speciesCylindropuntia acanthocarpa
Difference between revisions of "Cylindropuntia acanthocarpa var. major"
J. Arizona-Nevada Acad. Sci. 32: 42. 1999.
Basionym: Opuntia echinocarpa var. major Engelmann Proc. Amer. Acad. Arts 3: 305. 1856
Synonyms: Cylindropuntia acanthocarpa var. ramosa (Peebles) Backeberg Opuntia acanthocarpa var. major (Engelmann & J. M. Bigelow) L. D. Benson Opuntia acanthocarpa var. ramosa Peebles Opuntia echinocarpa var. robustior J. M. Coulter
Treatment appears in FNA Volume 4. Mentioned on page 106, 109, 112, 114.
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Revision as of 22:22, 16 December 2019
Shrubs, sprawling, with numerous branches, usually at obtuse angles. Stem segments green to dark green, 8–20(–31) cm; tubercles salient, moderately broad, 1.5–2.5 cm. Spines 14–18(–23) per areole, yellow to deep red-brown, aging gray, not baggy sheathed; major abaxial spines usually deflexed, spreading. Flowers: inner tepals yellow, bronze, or brick red. Fruits spiny; areoles 14–22(–26). 2n = 22.
Phenology: Flowering spring (Mar–Jun).
Habitat: Sonoran Desert, sandy flats, washes, rocky slopes
Elevation: 300-900 m
Distribution
Ariz., Mexico (Sonora).
Discussion
Cylindropuntia acanthocarpa var. major hybridizes with C. bigelovii (= C. campii M. A. Baker & Pinkava).
Selected References
None.
Lower Taxa
None.