Micranthocereus violaciflorus little or no branching grows with the fine spines almost completely covered shoots and reaches stature heights of 1 meter. The shoots have a diameter of up to 4 centimeters. There are 11 to 16 sharp-edged ribs . The oval areoles are covered with whitish to brownish hairs . The single central spine is up to 2.5 centimeters long. The up to 25 (or more) whitish to light brown radial spines are spread out or protruding and often lie on the shoots. The cephalium consists of dense white to brown wool and reddish bristles.
Systematics, distribution and endangerment
Micranthocereus violaciflorus was in the Red List of Threatened Species of IUCN in 2002 as " Vulnerable , d (VU)". H. endangered, classified. In 2013 the species was named " Endangered (EN) ". H. listed as endangered.
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 434 .
- Cacti and other succulents . Volume 20, Number 7, 1969, pp. 129-130.
- Micranthocereus violaciflorus in the Red List of Threatened Species of the IUCN 2013.2. Posted by: Machado, M., Braun, P., Taylor, NP & Zappi, D., 2010. Retrieved January 3, 2014.