82 Trans. Acad. Set. of St. Louis. 



74. Cladonia rangiferina, var. sylvatica, L. 



On saw palmetto; sand. 



75. Cladonia squamosa, var. botryoides, Tuck. 



On pine stumps. 



Biatora. 



76. Biatora atropurpurea, (Mass.) Hepp. 



On willow oak. 



77. Baitora carneo-albens, (Nyl.) Calkins. 



78. Biatora exigu a, (Chaub.) Fr. 



On Myrica. 



79. Biatora florid ana, Calkins. 



On Carjmius. 



80. Biatora fdrfdrosa, Tuck. 



On magnolia. 



81. Biatora fusco-rubella, Hoffm. 



On Cornus florida; water oak. 



82. Biatora hypomela, Nyl. 



On water oak ; magnolia. 



83. Biatora parvifolia, (Pers.) Tuck. 



On magnolia; sassafras; Carpinus. 



84. Biatora parvifolia, var. corallina, Tuck. 



85. Biatora parvifolia, var. granulosa, Tuck. 



On magnolia. 



86. Biatora parvifolia, var. subgranulosa, Tuck. 



On magnolia. 



87. Biatora rubella, (Ehrh.) Rab. 



On dead cypress ; linden ; magnolia ; mulberry ; hick- 

 ory; Liquidambar. 



88. Biatora schweinitzii, Fr. 



On sassafras; Cornus florida ; hickory ; Liquidambar ; 

 water oak. 



89. Biatora tricholoma, Mont. 



Rare. On live-oak. 



90. Biatora varians, (Ach.) Tuck. 



On persimmon ; wild cherry ; chinquapin oak. 



91. Biatora vernalis, (L.) Fr. 



On palmetto. 



