Plants › cacti
Triangle cactus
Acanthocereus tetragonus
25 photos
Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.
Photos you add are credited to you, and you keep the copyright.
Easily confused with
Night-blooming CereusSelenicereus undatus
Giant Red Dragon Apple CactusHarrisia bonplandii
Stenocereus kerberi
Strawberry PearSelenicereus triangularis
Stenocereus standleyi
queen of the nightSelenicereus grandiflorus
dog-tail cactusDeamia testudo
Selenicereus ocamponis
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| Mexico | 1,645 |
|---|---|
| United States | 1,386 |
| Texas | 675 |
| Sinaloa | 445 |
| Oaxaca | 385 |
| Yucatan | 237 |
| Costa Rica | 133 |
| Colombia | 129 |
| Veracruz de Ignacio de la Llave | 113 |
| Provincia Guanacaste | 104 |
Counts show where people looked, not only where it lives.
Traits
Group and habits
- Human edibleListed as edible by a harvested source. This is a research trait, not foraging advice.Kew World Checklist of Useful Plant Species
- Medicinal useListed as having medicinal use by a harvested source. This is not medical advice.Kew World Checklist of Useful Plant Species
- Restoration or landscaping useListed as being used for restoration, landscaping, ornamental planting, erosion control, soil improvement, shade, windbreaks, pollution indicators, or wastewater purification.Kew World Checklist of Useful Plant Species
- Shrub growth formListed by a harvested source as having a shrub or bush growth form.USDA PLANTS Characteristics
- Vine growth formListed by a harvested source as having a vine or climbing growth form.USDA PLANTS Characteristics
- Perennial plantListed by a harvested source as having a perennial life duration.USDA PLANTS Characteristics
- Cactus growth formDescends from the cactus family.Inferred from its group
Edibility, toxicity and medicinal traits are records from datasets, not advice. Never eat, handle or use a wild species on the strength of an app.
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | Vascular Plants · Tracheophyta |
| Class | Dicots · Magnoliopsida |
| Order | pinks, cactuses, and allies · Caryophyllales |
| Family | cacti · Cactaceae |
| Genus | Acanthocereus |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- Traits: Kew World Checklist of Useful Plant Species (CC BY 4.0)
- Traits: USDA PLANTS Characteristics (U.S. Government work / public domain)
- How much to rely on each source
Remember the name next time.
Practise Triangle cactus with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.