Sorting unobserved species more specifically

[pisum]

some of the discussion here might be of interest to you:

• https://forum.inaturalist.org/t/first-observation-on-inat-of-a-certain-species/44845/12
• https://forum.inaturalist.org/t/way-to-see-unobserved-species-for-project/38200/5
• https://forum.inaturalist.org/t/a-tool-to-help-you-fill-local-data-gaps-easily-missed/37575