''Acharagma roseanum'' is a succulent cactus native to a small area of mountains of southeastern

Coahuila Coahuila (), formally Coahuila de Zaragoza (), officially the Free and Sovereign State of Coahuila de Zaragoza ( es, Estado Libre y Soberano de Coahuila de Zaragoza), is one of the 32 states of Mexico. Coahuila borders the Mexican states of N ...

and

Nuevo León Nuevo León () is a state in the northeast region of Mexico. The state was named after the New Kingdom of León, an administrative territory from the Viceroyalty of New Spain, itself was named after the historic Spanish Kingdom of León. With a ...

Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...

. It grows on rocky limestone hills and

xerophytic A xerophyte (from Greek ξηρός ''xeros'' 'dry' + φυτόν ''phuton'' 'plant') is a species of plant that has adaptations to survive in an environment with little liquid water, such as a desert such as the Sahara or places in the Alps or th ...

shrubland. Its name is often misspelled as "''Roseana''".

Description

''Acharagma roseanum'' forms individual, small, soft bodied cacti that form clusters over time. The plant's specific physical characteristics are: The stem is tall, wide with spines that are white-yellow to gold color. The flowers are pink to bronze flowers on the top of the stem, in diameter.

References

* * Cactoideae Flora of Coahuila Flora of Nuevo León {{Cactus-stub