Basionym Name:Ramalina fraxinea var. yemensis Ach., Lich. Univ.: 602 (1810)
Homotypic synonyms:Ramalina yemensis (Ach.) Nyl., Bull. Soc. linn. Normandie, sér. 2 4(2): 144 (1870)Ramalina yemensis f. yemensis (Ach.) Nyl., Bull. Soc. linn. Normandie, sér. 2 4(2): 144 (1870)Ramalina yemensis subsp. yemensis (Ach.) Nyl., Bull. Soc. linn. Normandie, sér. 2 4(2): 144 (1870)Ramalina yemensis var. yemensis (Ach.) Nyl., Bull. Soc. linn. Normandie, sér. 2 4(2): 144 (1870)