Mammillaria wrightii var. wrightii

Common names: Wright’s fishhook cactus
Treatment appears in FNA Volume 4. Treatment on page 250.

Stem tubercles 8–24 mm. Radial spines usually 8–15 per areole. Flowers 2.5–7.5 cm diam. Fruits 12.5–26 mm diam.


Phenology: Flowering summer; fruiting fall.
Habitat: Semidesert grasslands, plains grasslands, pinyon-juniper woodlands, gentle slopes, mesas, valleys, usually on alluvial or igneous substrates
Elevation: 1200-2100(-3000) m

Discussion

Mammillaria wrightii var. wrightii is sometimes sympatric with M. viridiflora, but usually occupies deeper soils.

Selected References

None.

Lower Taxa

None.
Allan D. Zimmerman +  and Bruce D. Parfitt +
Engelmann +
Wright’s fishhook cactus +
Ariz. +, N.Mex. +  and Tex. +
1200-2100(-3000) m +
Semidesert grasslands, plains grasslands, pinyon-juniper woodlands, gentle slopes, mesas, valleys, usually on alluvial or igneous substrates +
Flowering summer +  and fruiting fall. +
Proc. Amer. Acad. Arts +
Chilita +, Cochemiea +, Dolichothele +, Ebnerella +, Leptocladodia +, Neomammillaria +  and Phellosperma +
Mammillaria wrightii var. wrightii +
Mammillaria wrightii +
variety +