Plants › cacti
Arizona Hedgehog Cactus
Echinocereus arizonicus
3 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
Santa Rita Hedgehog CactusEchinocereus santaritensis
Baker Kingcup CactusEchinocereus bakeri
scarlet hedgehog cactusEchinocereus coccineus
Kingcup CactusEchinocereus triglochidiatus
Pinkflower Hedgehog CactusEchinocereus fendleri
saguaroCarnegiea gigantea
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 476 |
|---|---|
| Arizona | 348 |
| New Mexico | 128 |
Counts show where people looked, not only where it lives.
Traits
Group and habits
- Cactus growth formDescends from the cactus family.Inferred from its group
Classification
| Kingdom | Plants · Plantae |
|---|---|
| Phylum | Vascular Plants · Tracheophyta |
| Class | Dicots · Magnoliopsida |
| Order | pinks, cactuses, and allies · Caryophyllales |
| Family | cacti · Cactaceae |
| Genus | hedgehog cactuses · Echinocereus |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- How much to rely on each source
Remember the name next time.
Practise Arizona Hedgehog Cactus with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.