8 ' Dansk Botanisk Arkiv, Bd. 2 Nr. 9. 



(Raunkiær 425. 426); Buck Island (Børgesen). St. Jan: Brynes 

 Bay (Raunkiær 429); Cruz Bay (Børgesen). 



Var. expallescens Wain. St. Croix: Hams Bluff et Crequis 

 (Børgesen). St. Jan: Cruz Bay (Børgesen). 



Var. pileolata Wain. St. Croix: Hams Bluff et Salt River et 

 ad Prosperity (Børgesen). 



Pertusaria flavens Nyl. St. Croix: s. 1. (Ove Paulsen). 



Pertusaria glaucopunctata Wain. St. Thomas: Crown (Raun- 

 kiær 417). 



Trib. Theloschisteae. 

 Placodium cupuliferum Wain. St. Jan: Reef Bay (Børgesen). 



Placodium cinnabarinum(Ach.) Anzi. Buck Island prope 

 St. Thomas (Russi.). 



Placordium subf ulge scens (Nyl.) Wain. f. dispersa 

 Wain. St. Croix: Caledonia valley (Børgesen); St. Thomas: Ma- 

 gensbay Estate (Borgesen); St. Jan: America Hill (Børgesen). 



Placodium aurantiacum (Lightf.) Tuck. *P1. Bassiae 

 (Willd.) Wain. St. Thomas: Crown (Raunkiær 422). 



Placodium ferrugineum (Huds.) Hepp. var. caesio- 

 rufa (Nyl.) Wain. St. Jan: Reef Bay et Foygut Bay, America 

 Hill (Børgesen). 



Placodium leptozonum (Nyl.) Wain. St. Jan: Reef Bay 

 (Børgesen). 



Placodium Boergesenii Wain. var. squamoso-areolata Wain. 

 St. Thomas: Magensbay (Børgesen); St. Jan: Reef Bay (Bør- 

 gesen). 



Var. leptozonoides Wain. St. Croix: Salt River (Børgesen). 



Placodium janinum Wain. St. Jan: Kebay (Børgesen). 



Placodium agratum Wain. St. Croix: Hams Bluff et Via 

 Oxholmia (Børgesen). 



