British soldier lichens are among the first wild things I remember being able to identify as a child. I loved spotting this lichen during forays into the woods – on a giant boulder or atop a decaying stump – its tiny, bright red caps seemed whimsical and somehow happy. I still love to find British soldiers, and they offer a welcome pop of color, especially during these days when the landscape is muted.
Lichens are fascinating things, really, the result of an intricate relationship between a fungus and an alga (or a cyanobacterium). Lichens are named for their fungal partner, so British soldiers are scientifically called Cladonia cristatella. This fungus has a symbiotic relationship with the alga called Trebouxia erici. » Continue Reading.
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