- Mammillaria tetrancistra
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Mammillaria tetrancistra 
Scientific classification Kingdom: Plantae (unranked): Angiosperms (unranked): Eudicots (unranked): Core eudicots Order: Caryophyllales Family: Cactaceae Genus: Mammillaria Species: M. tetrancistra Binomial name Mammillaria tetrancistra
Engelm.Mammillaria tetrancistra is a species of fishhook cactus known by the common name common fishhook cactus. It is native to the Mojave and Sonoran Deserts of northern Mexico and the southwestern United States, where it grows in a variety of desert habitat types.
Description
This cactus generally has a single cylindrical stem a few centimeters wide and up to about 25 centimeters tall. Each cluster of spines is made up of 3 or 4 dark, hooked central spines and many straight, white radial spines, the longest reaching 2.5 centimeters in length. The flower is 2 to 4 centimeters wide and pink to lavender in color. The fruit is red, shiny, and fleshy and contains many black seeds coated in corky arils.
External links
- Jepson Manual Treatment - Mammillaria tetrancistra
- USDA Plants Profile
- Flora of North America
- Mammillarias.net Profile
- Mammillaria tetrancistra - Photo gallery
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