Difference between revisions of "Mammillaria heyderi var. bullingtoniana"
Cact. Succ. J. (Los Angeles) 48: 138, figs. 1, 2. 1976.
Common names: Cream cactus
Illustrated
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|common_names=Cream cactus | |common_names=Cream cactus | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=F | ||
| + | |label=Illustrated | ||
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|basionyms= | |basionyms= | ||
|synonyms= | |synonyms= | ||
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|elevation=1200-2100 m | |elevation=1200-2100 m | ||
|distribution=Ariz.;N.Mex.;Mexico (Chihuahua). | |distribution=Ariz.;N.Mex.;Mexico (Chihuahua). | ||
| − | |discussion=<p>L. D. Benson’s (1982) concepts of Mammillaria gummifera varieties all included material of M. heyderi var. bullingtoniana. The stems, spines, and tubercles of var. bullingtoniana average about one-fourth larger than var. heyderi in all dimensions.</p> | + | |discussion=<p>L. D. Benson’s (1982) concepts of <i>Mammillaria</i> gummifera varieties all included material of <i>M. heyderi </i>var.<i> bullingtoniana</i>. The stems, spines, and tubercles of <i></i>var.<i> bullingtoniana</i> average about one-fourth larger than <i></i>var.<i> heyderi</i> in all dimensions.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Mammillaria heyderi var. bullingtoniana | name=Mammillaria heyderi var. bullingtoniana | ||
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|authority=Castetter | |authority=Castetter | ||
|rank=variety | |rank=variety | ||
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|publication title=Cact. Succ. J. (Los Angeles) | |publication title=Cact. Succ. J. (Los Angeles) | ||
|publication year=1976 | |publication year=1976 | ||
| − | |special status= | + | |special status=Illustrated |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V4/V4_470.xml |
|subfamily=Cactaceae subfam. Cactoideae | |subfamily=Cactaceae subfam. Cactoideae | ||
|genus=Mammillaria | |genus=Mammillaria | ||
Latest revision as of 21:58, 5 November 2020
Stems 5–11 × 5–12(–15) cm; tubercles 11–25 × 4–8 mm. Spines usually 10–14 per areole; radial spines usually 10–14 per areole, abaxial radial spines 9–15 mm diam; central spines, when present, 0.35–0.45 mm diam. Flowers 2.2–3.3 × 1.7–3 cm. 2n = 22.
Phenology: Flowering Mar–May; fruiting Nov–May.
Habitat: Chihuahuan desert scrub, desert grasslands, lower edge of oak zone
Elevation: 1200-2100 m
Distribution
Ariz., N.Mex., Mexico (Chihuahua).
Discussion
L. D. Benson’s (1982) concepts of Mammillaria gummifera varieties all included material of M. heyderi var. bullingtoniana. The stems, spines, and tubercles of var. bullingtoniana average about one-fourth larger than var. heyderi in all dimensions.
Selected References
None.
Lower Taxa
None.