Check out iNaturalist twitter post about the use of iNaturalist to track the yellow trout lily observations. It is a great visual. https://twitter.com/inaturalist/status/911805784693948416 You can also check out my post about iNaturalist on my website - http://www.meyer.fyi/search?q=inaturalist || http://www.meyer.fyi/

iNat is starting to paint a pretty awesome picture of species distributions in space and time, e.g. trout lilies cascading north each spring pic.twitter.com/WK5RsixwnG

— iNaturalist (@inaturalist) September 24, 2017