Plants › cacti
Turk's Head
Hamatocactus hamatacanthus
24 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
Chihuahuan fishhook cactusGlandulicactus uncinatus
Miniature Barrel CactusHamatocactus setispinus
fishhook barrel cactusFerocactus wislizeni
Glory of TexasThelocactus bicolor
Horse Crippler CactusHomalocephala texensis
Ferocactus pilosus
shorthook fishhook cactusAncistrocactus brevihamatus
Strawberry CactusEchinocereus enneacanthus
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 1,565 |
|---|---|
| Texas | 1,565 |
| Mexico | 659 |
| Coahuila de Zaragoza | 235 |
| Nuevo Leon | 163 |
| Durango | 154 |
| San Luis Potosi | 38 |
| Tamaulipas | 34 |
| Chihuahua | 26 |
| Zacatecas | 9 |
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 | Hamatocactus |
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 Turk's Head with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.