Smithson. Contr. Bot. 25: 47 (1975).
Basionym: Parmelia microblasta Vain., Acta Soc. Fauna Flora Fenn. 7(no. 1): 57 (1890).
Chemistry: Thallus K+ yellow-red, Pd+ orange. Usnic acid, salazinic acid, galbinic acid, norstictic acid (David & Hawksworth 1995: 98 a sample from Mauritius, by TLC).
Ecology: On bark.
Distribution Type: Pantropical.
Note: