Echinocereus yavapaiensis

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Echinocereus yavapaiensis
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Cactaceae
Subfamily: Cactoideae
Genus: Echinocereus
Species:
E. yavapaiensis
Binomial name
Echinocereus yavapaiensis
M.A.Baker 2006

Echinocereus yavapaiensis is a species of cactus native to Arizona. [1]

Contents

Description

The plant forms small clumps consisting of many stems. The dark green plant body is ovate to cylindrical and reaches heights of up to 30–48 cm (12–19 in) with a diameter of 5–8 cm (2.0–3.1 in). The 10 to 14 ribs often form warts. The spines are yellow brown becoming grey. The areoles have 1-3 central spines are up to 6 cm (2.4 in) long and 9 radial spines that are 2 cm (0.79 in) long. The broad, funnel-shaped, dimorphic, red flowers appear below the shoot tip. They are 5.4 cm (2.1 in) long and have a diameter of 3.8 cm (1.5 in). Chromosome count is 6n=66. [2]

Distribution

Plants are found growing in bedrock outcrops with desert scrub in Yavapai County, Arizona at elevations between 1035 to 1860 meters. [2]

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References

  1. "Echinocereus yavapaiensis M.A.Baker". Plants of the World Online. Retrieved 2024-07-04.
  2. 1 2 Baker, M. (2006). "A new florally dimorphic hexaploid, Echinocereus yavapaiensis sp. nov. (section Triglochidiatus, Cactaceae) from central Arizona". Plant Systematics and Evolution. 258 (1–2): 63–83. doi:10.1007/s00606-005-0390-9. ISSN   0378-2697.