Lichens are poikilohydric organisms. whose internal water content tends to reflect external humidity conditions. After drying. they can reactivate their metabolic activity through water vapor uptake or liquid water input. https://www.lightemupsequences.com/flash-pick-Tiki-Luau-Shaped-Thank-You-Cards-Tropical-Hawaiian-Summer-Party-Thank-You-Note-Cards-with-Envelopes-Set-of-12-top-super