Category: Arthoniales

Herpothallon rubrocinctum, 15 April 2023

Herpothallon rubrocinctum, the Christmas lichen; Volusia county, Florida (15 April 2023). Though far from being uncommon, I always delight when I come across a nice patch of Christmas lichen. I have no idea why Christmas lichen adapted its red-and-white patterning (biochemistry aside), but it… Continue Reading “Herpothallon rubrocinctum, 15 April 2023”

Spring Break 2023: Herpothallon rubrocinctum

Herpothallon rubrocinctum, the Christmas lichen; Collier county, Florida (12 March 2023). Spring Break 2023 The so-called Christmas lichen is an abundant (and always obvious) species of fungal lichen throughout the Florida peninsula. The red tones you see in this photo can sometimes appear nearly… Continue Reading “Spring Break 2023: Herpothallon rubrocinctum”