Difference between revisions of "Echinocereus chisosensis"
Cact. Succ. J. (Los Angeles) 12: 15, cover, plate 1. 1940.
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|common_names=Chisos Mountains hedgehog cactus | |common_names=Chisos Mountains hedgehog cactus | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }}{{Treatment/ID/Special_status | ||
| + | |code=C | ||
| + | |label=Conservation concern | ||
| + | }} | ||
|basionyms= | |basionyms= | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Echinocereus reichenbachii var. chisosensis | |name=Echinocereus reichenbachii var. chisosensis | ||
|authority=(W. T. Marshall) L. D. Benson | |authority=(W. T. Marshall) L. D. Benson | ||
| + | |rank=variety | ||
}} | }} | ||
|hierarchy=Cactaceae;Cactaceae subfam. Cactoideae;Echinocereus;Echinocereus chisosensis | |hierarchy=Cactaceae;Cactaceae subfam. Cactoideae;Echinocereus;Echinocereus chisosensis | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Echinocereus chisosensis | name=Echinocereus chisosensis | ||
| − | |||
|authority=W. T. Marshall | |authority=W. T. Marshall | ||
|rank=species | |rank=species | ||
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|publication title=Cact. Succ. J. (Los Angeles) | |publication title=Cact. Succ. J. (Los Angeles) | ||
|publication year=1940 | |publication year=1940 | ||
| − | |special status= | + | |special status=Endemic;Conservation concern |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V4/V4_328.xml |
|subfamily=Cactaceae subfam. Cactoideae | |subfamily=Cactaceae subfam. Cactoideae | ||
|genus=Echinocereus | |genus=Echinocereus | ||
Latest revision as of 21:57, 5 November 2020
Plants inconspicuous, unbranched or forming small lax clumps. Stems erect or ascending, short cylindric, 12.5–20(–30) × 3–5 cm; ribs (10–)13–16, crests strongly undulate; areoles 5–8.5 mm apart. Spines 11–20 per areole, straight, white, pinkish gray, pale pink, dark brown, or purplish black, tipped brown, central spines darkest (sometimes with annual rings of ± contrasting spine color); radial spines 10–17 per areole, 5–20 mm; central spines (1–)2(–6) per areole, appressed to slightly projecting or spreading, terete, 3.5–17 mm. Flowers 6–9.5 × 5–7 cm; flower tube 10–30 mm; flower tube hairs 3–5(–10) mm; inner tepals white proximally, with basal marks crimson or maroon, bright rose-pink distally, 1.8–5 × 5–16 mm, tips relatively thin and delicate; anthers yellow; nectar chamber 1–2 mm. Fruits green, 15– 35 mm, pulp white. 2n = 22.
Phenology: Flowering Mar–May; fruiting 2 months after flowering.
Habitat: Chihuahuan Desert, usually sheltered by low, perennial vegetation, desert scrub, gravelly alluvium, bajadas
Elevation: 600-900 m
Discussion
Of conservation concern.
Echinocereus fobeanus Oehme, of Mexico, sometimes has been considered a variety of E. chisosensis. Both species seem to be relicts and rare.
Echinocereus chisosensis is in the Center for Plant Conservation’s Collection of Endangered Plants.
Selected References
None.