Rolfs — Florida Lichens. 29 



35. Leptogium tremelloides, (L. f.) Fr. 



Abundant. On red cedar; magnolia; Oarpinus; 

 black oak; hickory. 



Family Lecanorei. 



Placodium. 



36. Placodium cerinum, (Hedw.) Naeg. & Hepp. 



On red oak ; linden; chinquapin oak. 



Lecanora. 



37. Lecanora atra, (Huds.) Ach. 



Very common. On mulberry; Liquidambar ; per- 

 simmon; blue gum ; linden; chinquapin oak ; magnolia. 



38. Lecanora conizaea, Ach. 



On pine. 



39. Lecanora cupressi, Tuck. 



Very common. On dead pine; cypress. 



40. Lecanora granifera, Ach. 



On Oarpinus. 



41. Lecanora pallida, (Schreb.) Schaer. 



Abundant. On mulberry ; red cedar ; hickory ; scrub 

 oak; persimmon; live-oak. 



42. Lecanora pallida, var. cancriformis, Tuck. 



Abundant. On linden ; water oak. 



43. Lecanora pallescens, (L.) Schaer. 



On hickory; Ilex. 



44. Lecanora pulchella, Ach. 



On blue gum ; willow oak ; oak ; water oak. 



45. Lecanora punicea, Ach. 



Very abundant. On water oak ; chinquapin oak ; live- 

 oak ; young oak ; red oak ; Myrica ; wild cherry ; mul- 

 berry ; hickory ; cypress ; C ornus florida ; Xanthoxylum. 



46. Lecanora subfusca, (L.) Ach. 



Common. On mulberry; cypress; C 'ornus florida; 

 hickory; persimmon; water oak. 



47. Lecanora varia, (Ehrh.) Nyl. 



On Casianea; dead cypress; Myrica; wild cherry; 

 linden; chinquapin oak; live oak. 



