Difference between revisions of "Echinomastus erectocentrus var. acunensis"
Cact. Suc. Mex. 25: 65. 1980.
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| − | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Echinomastus acunensis | |name=Echinomastus acunensis | ||
|authority=W. T. Marshall | |authority=W. T. Marshall | ||
| + | |publication_title=Saguaroland Bull. | ||
| + | |publication_place=7: 33. 1953 | ||
}} | }} | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
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|publication year=1980 | |publication year=1980 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V4/V4_365.xml |
|subfamily=Cactaceae subfam. Cactoideae | |subfamily=Cactaceae subfam. Cactoideae | ||
|genus=Echinomastus | |genus=Echinomastus | ||
Revision as of 20:00, 24 September 2019
Stems 4–16.5(–27) × 4–9 cm; ribs 21; areoles 15–19 mm apart along ribs. Spines 13–16 per areole, purplish pink or nearly white with brown tips; radial spines 12–15 per areole; abaxial (shortest) radial spine 11–20 × 0.42–0.59 mm; adaxial and lateral (longest) radial spines 22–37 mm; central spines ascending, (1–)2–3(–4) per areole, 19–44 × 0.6–0.8 mm, longest adaxial central spine curved toward apex of plant, sometimes slightly so; abaxial or only central spine 25–35 mm. Flowers 3.6–6 × 4–9 cm; inner tepals pale to bright rose-pink, proximally blotched orangish brown, chestnut, maroon, or greenish brown, (2–)3–4.3 × 0.7–1.8 cm; stigma lobes red to brownish red, papillae red to green. 2n = 22.
Phenology: Flowering Mar–Apr; fruiting Apr–May.
Habitat: Arizona Upland Subdivision of Sonoran desert scrub, low gravelly hills, bajadas, and rocky hilltops, igneous substrates
Elevation: 400-800 m
Distribution
Ariz., Mexico (Sonora).
Discussion
Echinomastus erectocentrus var. acunensis is in the Center for Plant Conservation’s National Collection of Endangered Plants.
Selected References
None.