Welcome to the CALS website!

The California Lichen Society (CALS) seeks to promote the appreciation, conservation, and study of lichens. The focus of the Society is on California, but its interests include the entire western part of the continent. Anyone interested in California lichens may join the Society.

 
 

CALS is also at:

  • Fibershed lichen dye workshop.

    Fibershed Lichen dye workshop taught by Sarah Minnick and Shelly Benson on July 19, 2014.

    Posted By California Lichen Society

    July 29

  • I'd like to know if the new book "A Field Guide to California Lichens" would be very useful to a Washington state resident. I'll probably get it eventually, but my budget forces me to prioritize. I know there can be wide latitudinal distribution and am curious whether the book describes range outside of California.

    Posted By Craig Sondergaard

    June 05

  • Bring your lichens to SFSU for help keying them under a scope! Check the details here and RSVP.

    Posted By California Lichen Society

    May 21

  • Did you know you could use lichens to dye fibers interesting colors?! Learn more at this field trip:

    10:00 – 2:00, May 3, 2014. Meet at Bear Valley in front of the Point Reyes National Seashore Visitor Center for a walk led by CALS President Shelly Benson and CALS Secretary Sarah Minnick that will focus on distinguishing dye lichens. We will review the basics about lichens and how to use them as d…

    Posted By California Lichen Society

    April 27

  • And stay for CAL Day on Saturday, April 12 where you'll find the CALS display in the Jepson Herbarium and wonderful talks, presentations, and interactivities throughout the campus. http://calday.berkeley.edu/

    Posted By California Lichen Society

    April 10

  • Friday, April 11 the Botany Lunch series at the Jepson Herbarium on the UC Berkeley campus will feature Kerry Knudsen and the Lichens of Joshua Tree National Park, details are here: http://ucjeps.berkeley.edu/news/botanylunch/

    Jan. 24 Nancy Morin (Vice President for Business and Development, Flora of North America; Research Associate, University & Jepson Herbaria)Quandaries in Campanulaceae phylogenies

    Posted By California Lichen Society

    April 10

  • BioBlitzers learn about the central cord in Usnea, the rubber band lichen.

    Posted By California Lichen Society

    March 30

  • Check out this fantastic workshop by Dr. Peter Nelson on Pannariaceae!

    A few seats left for Pannariaceae workshop with Dr. Peter Nelson at SOU in Ashland, Oregon April 17-19 see link here: http://home.comcast.net/~nwlichens/events.htm

    Posted By Hanaa Misurata

    March 27

  • Bioblitz SF is this Friday and Saturday! Scientists and citizens unite to document the biodiversity of the Golden Gate National Recreation area and educate the students about its incredible range. CALS could use your help, message us here to volunteer!

    Posted By California Lichen Society

    March 24

  • Peltigera gowardii, a fantastic hydro lichen that is worth conserving!

    Poulsen, B. and T. Carlberg. 2007. Peltigera hydrothyrea, sponsorship for the CALS Conservation Committee. Bulletin of the California Lichen Society 14(1): 15-18.

    Posted By Hanaa Misurata

    March 06

  • Volunteers needed for Bioblitz 2014 in the Golden Gate National Recreation Area! Message us here or email christine at californialichens dot com to be part of an incredible collaboration. http://www.nationalgeographic.com/explorers/projects/bioblitz/golden-gate-california-2014/

    Posted By California Lichen Society

    February 20

  • The 19th Annual SoBeFree is happening March 28 ‐ 31, 2014 at the Santa Cruz Mountains near Boulder Creek! Come join the fun!

    Posted By Hanaa Misurata

    February 11

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    Posted By Eric Peterson

    January 25

  • Save the Date - Lichen Celebration! Jan. 25, 2014

    Posted By California Lichen Society

    January 24

  • Save the Date - Lichen Celebration! Jan. 25, 2014

    Posted By California Lichen Society

    January 11

  • Posted By California Lichen Society

    January 09

  • Show your love for lichens!

    Posted By California Lichen Society

    December 07

  • A new lichen dyeing blog was just posted to the CALS website. Check it out. http://californialichens.org/2013/can-lichen-dyes-be-used-on-cotton-fabric/

    I guess the short answer is, “Yes, of course lichen dyes can be used on cotton!” However, the fiber type and the specific methods used may produce varying results. Despite my personal lack of experience on this topic, here is what I have learned in my review of some of my go-to dyeing resources:

    Posted By California Lichen Society

    November 25

  • CALS president, Shelly Benson, leads a CNPS lichen walk at Mt. Vision in Point Reyes National Seashore.

    Posted By California Lichen Society

    November 20

Pay your 2014 membership or make donations online!

The Joshua Tree National Park checklist referenced in our recent Bulletin is available from our external resources page (direct link).

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