# Willy Hirzel

> botanist

**Wikidata**: [Q21515861](https://www.wikidata.org/wiki/Q21515861)  
**Source**: https://4ort.xyz/entity/willy-hirzel


## References

1. Catalog of the German National Library
2. International Plant Names Index
3. author citation in botany and mycology
4. Harvard Index of Botanists