Illinois Botanists Big Year 2017

Find the most plant species in Illinois in 2017 and rejoice in your victory!

View 2016 results here.

How to join in the fun: Add your plant observations to the website or iPhone/Android app and it’ll automatically count toward the contest if it meets the rules below. Join the conversation on the Illinois Botanists Big Year Facebook group.


  1. Must be a plant (bryophytes and vascular plants – native and non-native species are accepted)
  2. Observation must be within Illinois
  3. Must be observed between the dates of January 1st, 2017 and December 31st, 2017
  4. Observation must be “research grade.” That means it must be “wild/naturalized” and that you need a photo, date, location, species identification, and for someone else to confirm your species identification’s accuracy

Nature newbie? No worries – we will help identify any plants you see. Don’t have a smartphone? You can upload photos through the website without need for a smartphone. Just snap a photo and upload it to and identify as best as you can, even if that’s just “plant.”

Help others get to research grade by confirming their observations!


Can you help promote the Illinois Botanists Big Year in 2017? Know a nearby state or region that should set one up? Have a great idea? Contact cassi saari,

Illinois Botanists Big Year 2016