De Cladon.: 75 (1828). Type locality: Germany, Niedersachsen, Oldenburg, Oldenburger San, 1918, H. Sandstede in Sandstede, Cladon. Exsicc. 241 (UPS - neotype; FH, H - isoneotype).
Type locality: Germany, Niedersachsen, Oldenburg, Oldenburger San, 1918, H. Sandstede in Sandstede, Cladon. Exsicc. 241 (UPS - neotype; FH, H - isoneotype).