Parmotrema stuppuem is a corticolous (bark-dwelling), foliose lichen that belongs to the large family Parmeliaceae. The lichen is commonly known as the...

acid has also been isolated from Usnea subvacata, Parmotrema stuppuem, Parmotrema tinctorum, Parmotrema grayana, Xanthoparmelia arida and Xanthoparmelia...