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ABLS is an organization devoted to the scientific study of all aspects of the biology of bryophytes and lichen-forming fungi and is one of the nation's oldest botanical organizations.

For membership renewals and journal access, click HERE.

The American Bryological and Lichenological Society (ABLS)
2024 Annual Meeting
Shawnee Lodge in West Portsmouth, Ohio, USA
Thursday, July 11 - Sunday, July 14, 2024


Check out our updated Field Trips section!!


Only ABLS members may register for the meeting (annual membership is affordable at only $10 for students, $25 for individuals, and $35 for a family). Follow the link below to join, renew, or confirm your membership before registering for the meeting.


REGISTRATION is now open!! 

Register for the meeting using the link below. You will need to set up a free account via EasyChair before registering.

Congratulations to our 2023 Award Winners!!

  • 2023 Student Field Research Awards

Anderson & Crum Bryology: Katherine Gale and Daniel Tucker

Culberson & Hale Lichenology: Andrea Goss and Katrina Cruickshanks

  • Journal Awards

Sullivant Award Bryology: Marta Nieto-Lugilde, Sean Robinson, Blanka Aguero, Aaron Duffy, Karn Imwattana, Kristian Hassel, Kjell Ivar Flatberg, Hans K. Stenøien, Anna V. Shkurko, Vladimir E. Fedosov and A. Jonathan Shaw. Morphological-molecular incongruence in Sphagnum majus ssp. majus and ssp. norvegicum. (Contact person:  Marta Nieto-Lugilde)

Tuckermann Award Lichenology: Paul Diederich, Ana M. Millanes, Javier Etayo, Pieter P. G. van den Boom and Mats Wedin. Finding the needle in the haystack: a revision of Crittendenia, a surprisingly diverse lichenicolous genus of Agaricostilbomycetes, Pucciniomycotina. (Contact person: Paul Diederich)

  • A. J. Sharp Award for Best Student Presentation at the Conference in Lichenology or Bryology: Blair Young. Runner up Carly Russell. All of the student presentations were fantastic - congratulations to all.

Check out our new Lichen videos!!

We have a new link under the "Lichenology" tab called Videos! Learn how to perform chemical spot tests on lichens in our latest channel.

If you are interested in contributing/sharing lichen or bryophyte videos, please contact the Webmaster.



Lichenology is the study of symbiotic associations between primarily an alga (or cyanobacterium) and a filamentous fungus.

Bryoandersonia illecebra.JPG

Bryology is the study of nonvascular plants including mosses, liverworts and hornworts.

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