# William Perry Haydd

> American zoologist (1872-1947)

**Wikidata**: [Q2625020](https://www.wikidata.org/wiki/Q2625020)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/William_Perry_Hay)  
**Source**: https://4ort.xyz/entity/william-perry-haydd


## References

1. International Plant Names Index
2. SNAC
3. Biodiversity Heritage Library
4. author citation in botany and mycology
5. Harvard Index of Botanists
6. Library of Congress Authorities
7. Freebase Data Dumps. 2013
8. Virtual International Authority File