Obregonia
Obregonia | |
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Scientific classification | |
Kingdom: | |
(unranked): | Angiosperms
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(unranked): | |
(unranked): | Core eudicots
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Order: | |
Family: | |
Subfamily: | |
Tribe: | |
Genus: | Obregonia |
Species: | O. denegrii
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Binomial name | |
Obregonia denegrii | |
Synonyms | |
Ariocarpus denegrii (Fric) Marshall |
Obregonia, the artichoke cactus, is a genus of cacti with a single species, Obregonia denegrii. The species is endemic to the state of Tamaulipas in Mexico.
The genus Obregonia is named after Álvaro Obregón,[2] while the species is named after Ramon P. De Negri, who was the Minister of Agriculture of Mexico when the cacti was first described by Alfred Frec in 1923.[3]
Description[]
This rare species resembles an inverted green pine cone with a woolly center. It grows slowly in culture and requires little water. It benefits from full sun and is multiplied by seed. It is very slow growing.
It is an IUCN Red List Endangered species.
Uses[]
The Nahuatl Indians call the plant peyotl, and it is said to have hallucinogenic alkaloids.[3] It is one of the closest living relatives of the genus Lophophora.[4]
Gallery[]
Obregonia denigrii in flower
Obregonia denigrii seen from above
The flower of Obregonia denigrii
Cultivated plant specimen
References[]
- ^ Gómez-Hinostrosa, C.; Guadalupe Martínez, J. (2013). "Obregonia denegrii". IUCN Red List of Threatened Species. 2013: e.T40968A2948122. doi:10.2305/IUCN.UK.2013-1.RLTS.T40968A2948122.en. Retrieved 12 November 2021.
- ^ Eggli, Urs et al. (2004). Etymological Dictionary of Succulent Plant Names, p. 169, 64., p. 169, at Google Books
- ^ a b Venning, Frank D. Cacti (A Golden Guide). Racine, Wisconsin: Western Publishing Company, Inc. p. 153.
- ^ Anderson, Miles (2008). The Complete Illustrated Guide to Growing Cacti & Succulents. London: Lorenz Books. p. 94. ISBN 9780754818427.
- Gómez-Hinostrosa, C.; Guadalupe Martínez, J. (2013). "Obregonia denegrii". IUCN Red List of Threatened Species. 2013: e.T40968A2948122. doi:10.2305/IUCN.UK.2013-1.RLTS.T40968A2948122.en. Retrieved 12 November 2021. — Database report on species & threats.
- [1].
External links[]
- Obregonia media from ARKive
- Cactiguide.com: Obregonia
- IUCN Red List endangered species
- Cactoideae genera
- Cacti of Mexico
- Endemic flora of Mexico
- Monotypic Cactaceae genera
- Endangered biota of Mexico
- Endangered flora of North America
- Cactus stubs