# Ceratophyllum submersum var. echinatum
**Wikidata**: [Q43291205](https://www.wikidata.org/wiki/Q43291205)  
**Source**: https://4ort.xyz/entity/ceratophyllum-submersum-var-echinatum


## References

1. Integrated Taxonomic Information System
2. Global Biodiversity Information Facility
3. International Plant Names Index
4. The Plant List 1.1
5. African Plant Database
6. TAXREF v9.0
7. TAXREF v10.0
8. TAXREF v11.0
9. TAXREF v12.0
10. TAXREF v13.0
11. World Checklist of Selected Plant Families
12. Plants of the World Online
13. World Flora Online