48 A. Zahlbruokner: Fleohten. 14g 



VerrucaHa (Amphoridium) trapezuntica Stnr. in Annal. naturhist. Hofmus. Wien, 

 Bd. XXIII, 1909, p. 108. — Asia, calcicola. 



V. (Euverrucaria) rupestris var. hypophaea A. Zahlbr. et Stnr. in Annal. natur- 

 hist. Hofmus. Wien, Bd. XXIII, 1909, p. 107. — Asia, calcicola. 



Xylographa arctica Wain. in Arkiv för Botan., Bd. VIII, no. 4, 1909, p. 154. — 

 Sibiria, lignicola. 



X- arctica var. subJuans Wain., 1. c, p. 154. 



X. arctica var. incrustans Wain., 1. c, p. 155. 



