This collection project includes invasive plant species (*often* non-native, aggressive, spreading & di...

For the Conifers of the World project - https://www.inaturalist.org/projects/conifers-of-the-world-d7c1c4b9...

By excluding areas where known infestation is occurring, this should produce a map of new or unknown observ...

A collection of species from the eastern United States' Ridge and Valley physiographic region, stretching f...

Help identify and catolog plants at and surrounding Susquehanna University's CEER for seed collection and e...