# Willi Friedrich Christiansen

> botanist (1885-1966)

**Wikidata**: [Q21508549](https://www.wikidata.org/wiki/Q21508549)  
**Source**: https://4ort.xyz/entity/willi-friedrich-christiansen


## References

1. Czech National Authority Database
2. International Plant Names Index
3. author citation in botany and mycology
4. Harvard Index of Botanists
5. NUKAT