Our vascular plant data for ILLS is searchable to the public on the Consortium of Midwest Herbaria. This portal focuses on the Great Lakes drainage basin and includes herbaria found in Illinois, Indiana, Michigan, Minnesota, Ohio, and Wisconsin.  The Consortium of Midwest Herbaria is a part of SEINet, Regional Networks of North American Herbaria.

The vascular type specimens for ILL and ILLS can be found on JSTOR Global Plants.

The bryophyte collections of ILL and ILLS can be found on the Consortium of North American Bryophyte Herbaria. This portal is open and searchable to the public.

Illinois Plants: Wild Plants of the Prairie State