220 TRANSACTIONS OF THE 



Forsan affinis A. Huegelii (Krph.) 



Verrucaria leucanthes (Stn.), sp. nov. 



Thallus albus vel albidus tenuis ; apothecia tota pallida 

 prominula mediocria, epithecio minuto poriformi vel papillate ; 

 sporse Snse uniseriatse incolores ellipsoidese, l-septatse, "013 — 

 •017 X -0075 — '009 mm., paraphyses confertse graciles filiformes. 

 lodo protoplasma thecarum rubescens. Corticola. 



Owing to the pale colour, it cannot be well determined whether 

 the perithecium is entire or dimidiate, probably the latter. 



1 



