| Harrisia simpsonii | |
|---|---|
| Conservation status | |
 Imperiled (NatureServe) | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Caryophyllales |
| Family: | Cactaceae |
| Subfamily: | Cactoideae |
| Genus: | Harrisia |
| Species: | H. simpsonii |
| Binomial name | |
| Harrisia simpsonii Small ex Britton & Rose | |
Harrisia simpsonii, or Simpson's applecactus, is a species of cactus in the Trichocereeae tribe.
It grows in the state of Florida, in the Southeastern United States. It may be found growing on shell mounds, mangrove swamps or on high hammocks, and may be associated with buttonwood (Conocarpus erectus). It is threatened by collecting for horticulture.
References
- ^ NatureServe (7 April 2023). "Harrisia simpsonii". NatureServe Network Biodiversity Location Data accessed through NatureServe Explorer. Arlington, Virginia: NatureServe. Retrieved 10 April 2023.
- NRCS. "Harrisia simpsonii". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 10 May 2015.
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