# Ariocarpus retusus subsp. trigonus

> subspecies of plant

**Wikidata**: [Q309981](https://www.wikidata.org/wiki/Q309981)  
**Source**: https://4ort.xyz/entity/ariocarpus-retusus-subsp-trigonus


## References

1. Das große Kakteen-Lexikon
2. Integrated Taxonomic Information System
3. Global Biodiversity Information Facility
4. Tropicos
5. International Plant Names Index
6. The Plant List 1.1
7. GRIN Taxonomy for Plants
8. Plants of the World Online
9. World Flora Online