# Conophytum stephanii subsp. helmutii

> subspecies of plant

**Wikidata**: [Q29981846](https://www.wikidata.org/wiki/Q29981846)  
**Source**: https://4ort.xyz/entity/conophytum-stephanii-subsp-helmutii


## References

1. The IUCN Red List of Threatened Species 2022.2
2. Illustrated Handbook of Succulent Plants: Aizoaceae A–E
3. IUCN Red List
4. Global Biodiversity Information Facility
5. Tropicos
6. International Plant Names Index
7. The Plant List 1.1
8. Plants of the World Online
9. Red List of South African Plants
10. World Flora Online