186 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL.3 



Parmelia sulphurata Nees. & Flot. — On trees, Bahia Honda, Panama, 

 March 28, 1939, Taylor, 39-729. 



USNEAGEAE 



Ramalina complanata (Sw.) Ach. — On twigs of trees, Tortuga Is- 

 land, April 13, 1939, Taylor, 39-730, 39-735. 



Ramalina Usnea (L.) Howe. — On trees, Tortuga Island, April 13, 

 1939, Taylor, 39-732, 39-734, 39-736. 



GALOPLAGACEAE 



Caloplaca elegans (Link) T. Fries. — On broken old coral near shore. 

 Sulphur Bay, Clarion Island, March 16, 1939, Taylor, 39-713. 



Caloplaca Malmeana Zahlbr. — On rocks near shore, Sulphur Bay, 

 Clarion Island, March 16, 1939, Taylor, 39-710. 



Caloplaca diphocia phaea (Tuck.) Zahlbr. — On rocks, Sulphur Bay, 

 Clarion Island, March 16, 1939, Taylor, 39-712. 



Caloplaca murorum (Hoffm.) T. Fries. — On lava rocks near shore, 

 Soccoro Island, March 18, 1939, Taylor, 39-714. 



BUELLIAGEAE 



Buellia parasema (Ach.) T. Fries. — On bark of trees. Port Parker, 

 Costa Rica, March 24, 1939, Taylor, 39-716. 



Buellia xanthinula (Miill. Arg.) Malme. — On shale along shore, 

 high above the tide line, Port Parker, Costa Rica, March 25, 1939, Tay- 

 lor, 39-724. 



PHYSGIAGEAE 



Physcia alba (Fee) Miill. Arg. — On rocks, top of peak. Sulphur Bay, 

 Clarion Island, March 16, 1939, Taylor, 39-711. 



Physcia aegilata (Ach.) Nyl. — On bark of trees. Port Parker, Costa 

 Rica, March 24, 1939, Taylor, 39-723. 



