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- ›Vascular Plants
- ›flowering plants
- ›Dicots
- ›pinks, cactuses, and allies
- ›cacti
- ›globular cacti, moonlight cacti, torch cacti, and allies
- ›Trichocereeae

Acanthocalycium
Acanthocalycium is a genus of cactus consisting of several species from Argentina, Bolivia, Brazil, Paraguay and Uruguay. The taxon name comes from Greek akantha (meaning prickly) and kalyx (meaning buds), which refers to the spines on the floral tubes.
4 branches of this genus, most-observed first

Acanthocalycium thionanthum
speciesAcanthocalycium thionanthum

Acanthocalycium spiniflorum
speciesAcanthocalycium spiniflorum

Acanthocalycium glaucum
speciesAcanthocalycium glaucum

Acanthocalycium ferrarii
speciesAcanthocalycium ferrarii
Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Acanthocalycium in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 773759.