# Castilleja angustifolia var. dubia

> variety of plant

**Wikidata**: [Q32599615](https://www.wikidata.org/wiki/Q32599615)  
**Source**: https://4ort.xyz/entity/castilleja-angustifolia-var-dubia


## References

1. Integrated Taxonomic Information System
2. Global Biodiversity Information Facility
3. Tropicos
4. International Plant Names Index
5. The Plant List 1.1
6. The Plant List
7. GRIN Taxonomy for Plants
8. United States Department of Agriculture Plants Database
9. Plants of the World Online
10. World Flora Online
11. Native Plants Database
12. CalPhotos