About this website

The Universal Floristic Quality Assessment (FQA) Calculator is an open source project licensed for use under GPLv3. Get the code on GitHub.

The Universal FQA Calculator is completely free for any user, and was developed for Openlands by Will Freyman. Questions or comments should be sent to willfreyman at gmail.com.

Enhancements to this site were developed by NatureServe, a nonprofit conservation organization providing the scientific basis for effective conservation action.

Photo of Sisyrinchium angustifolium © Lisa Culp. Used with permission.

Freyman, W.A., L.A. Masters, and S. Packard. 2016. The Universal Floristic Quality Assessment (FQA) Calculator: an online tool for ecological assessment and monitoring. Methods in Ecology and Evolution 7(3): 380–383

Read the article here. If you publish an assessment you should also cite the FQA database used to calculate the assessment.