# Polycarpon tetraphyllum subsp. catalaunicum
**Wikidata**: [Q91343084](https://www.wikidata.org/wiki/Q91343084)  
**Source**: https://4ort.xyz/entity/polycarpon-tetraphyllum-subsp-catalaunicum


## References

1. Global Biodiversity Information Facility
2. International Plant Names Index
3. African Plant Database
4. TAXREF v15.0
5. TAXREF v16.0
6. Plants of the World Online