114 BROOKLYN BOTANIC GARDEN MEMOIRS 



50. Caloplaca subsequestra (Nyl.) Riddle comb. nov. 

 Lecanora Nyl. Flora 63: 127. 1880. 



On rocks, without definite locality, collected by Dr. Forel. En- 

 demic. 



51. Buellia discolor (Hepp) Koerb. On rock, Tutu, 469b; with- 



out definite locality, collected by Dr. Forel, according to 

 Nylander (1. c). Europe. 



52. Buellia parasema var. aeruginescens (Nyl.) Muell. Arg. On 



coconut near Charlotte Amalia, 489a. 



53. Buellia prospersa (Nyl.) Riddle comb. nov. 

 Lecidia Nyl. Flora 63 : 127. 1880. 



On rocks, without definite locality, collected by Dr. Forel. En- 

 demic. 



54. Pyxine cocoes (Sw.) Nyl. On bark, near Bonne Resolution, 



445; on Melicocca, Tutu, 466. 



55. Pyxine cocoes var. endoxantha Muell. Arg. On Guilandina, 



Smith's Bay, 1280; on bark, Mariendahl Road, 1475. 



56. Pyxine Meissneri Tuck. On coconut palm, without definite 



locality, collected by Dr. J. N. Rose, 3198. 



57. Physcia alba (Fee) Muell. Arg. On Erythrina, St. Peter, 1443. 



58. Physcia caesia (Hoffm.) Nyl. On rocks, without definite local- 



ity, collected by Dr. Forel. Recorded by Nyl. Flora 63: 127. 

 1880. 



59. Physcia crispa (Pers.) Nyl. On Elaphrium, near Charlotte 



Amalia, 491; on roots, same locality, 492, 496; on Melicocca, 

 Tutu, 461. 



60. Physcia erosula Nyl. Flora 63: 127. 1880. Based on material 



growing on rocks, St. Thomas, without definite locality, col- 

 lected by Dr. Forel. Doubtfully distinct from the widely 

 distributed Physcia tribacia (Ach.) Tuck. 



61. Physcia picta (Sw.) Nyl. On rock, St. Peter, 1260; on coconut 



palm, collected by Dr. J. N. Rose, 3197. 



62. Physcia speciosa (Wulf.) Nyl. On rocks, near Charlotte Amalia, 



405; on bark, St. Peter, 1248, 1250. 



LICHENS OF ST. JAN 



1. Pyrenula mamillana (Ach.) Trev. On bark of Icacorea, Bor- 



deaux, 597. 



2. Melanotheca Achaki w \ Fee. On Inga, Bordeaux, 598. Cuba, 



Venezuela. 



3. Mycoporellum ellipticum Muell. Arg. Flora 72: 508. 1889. 



On bark, without definite locality, collected by Levicr, no. 113. 

 Endemic. 



