# Swertia wardii var. rigida

> variety of plants

**Wikidata**: [Q25120030](https://www.wikidata.org/wiki/Q25120030)  
**Source**: https://4ort.xyz/entity/swertia-wardii-var-rigida


## References

1. Global Biodiversity Information Facility
2. Tropicos
3. International Plant Names Index
4. The Plant List 1.1
5. Flora of China
6. A dataset on inventory and geographical distribution of vascular plants in Xizang, China
7. Plants of the World Online
8. World Flora Online