- Placynthium nigrum (Huds.) A. Gray
- Symbol PLNI60Common Name blackthread lichenBotanical Family Placynthiaceae
Scientific plant list. 2013.
Placynthium nigrum (Huds.) A. Gray
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Placynthium nigrum (Huds.) A. Gray — Symbol PLNI60 Common Name blackthread lichen Botanical Family Placynthiaceae … Scientific plant list
Lichens of Maryland — The following list of Lichens of Maryland is derived from the following sources: *(1) lichens listed in the 1977 publication by Skorepa (Allen C. Skorepa), Norden [http://www.pwrc.usgs.gov/resshow/perry/bios/NordenArnold.htm] , and Windler. *(2)… … Wikipedia
