Nov., 1887.] 
LICHEN-FLORA OF FLORIDA. 
12:5 
42. P. picta (Sw.) Tuck.—Abundant. 
43. P. sorediata, Fr.—On Ficus and Sabal. 
PELTIGEREI. 
Sticta (Schreb.) Fr. 
44. S. aijrata (Sm.) Ach.—On Magnolias , etc. 
45. S. crocata (L.) Ach. 
46. S. erosa (Eschw.) Herb. Austin. 
Nephroma, Ach. 
47. N. Helyeticum, Ach. 
Peltigera (Willd. Hoffm.) Fee. 
48. P. polydactyla (Neck.) Hoffm.— Common 
Louisiana. 
P ANN ARIEL 
Physma, Mass. 
49. P. luridum (Mont.)—On Andromeda. 
westward 
to 
Pannaria, Delis. 
50. P. RUBiGiNOSA (Thunb.) Delis.—On Andromeda; abundant. 
51. P. molybdcea (Pers.) Tuck.—Not common. Herb. Ravenel, 
Calkins & Eckfeldt. 
52. P. stellata (Tuck.) Nyl.— Abundant on Carpinus. Calkins. 
53. P. pannosa (Sw.) Delis.—Infertile ; introduced from the tropics. 
54. P. leltcosticta, Tuck. 
COLLEMEI. 
Collema, Hoffm. & Fr. 
55. C. aggregatum, Nyl.—Abundant on various shrubs; also in 
Cuba and Central America. 
56. C. nigrescens (Huds.) Ach.—Common ; has a wide range. 
57. C. PYCNOCARPUM, Nyl. 
58. C. CYRTASPIS, Tuck. 
59. C. callibotrys. Tuck. 
60. C. LEPTALEUM, Tuck. 
61. C. FLACCIDUM, Ach. 
Leptogium, Fr. & Ach. 
62. L. tremelloides (L. fil.) Fr. — Abundant. Calkins, Herb. 
Austin. 
63. L. dendriscum, Nyl.—Herb. Eckfeldt. 
64. L. albociliatum, Desmaz.—Upon mosses in swamps. 
65. L. pulchellum (Ach.) Nyl. 
66 . L. foveolatum, Nyl,—Very closely related to No. 65. 
67. L. marginellum (Sw.) Herb. Ravenel. 
68. L. CHLOROMELUM (Sw.) Nyl. 
69. L. bullatum (Ach.) Mont.—On old trees. Herb. Austin. 
70. L. myochroum (Ehrh.) Tuck.—In low places. 
LECANOREI. 
Placodium (DC.) Naeg. & Hepp. 
71. P. CINNABARINUM (Acll.) Anz. 
