BOTANICAL SOCIETY OF CANADA. 
139 
44. Parmelia rubiginosa, Ach. Dead branch of Balsam Fir. 
44 A. " triptophylla. Tr. Gneiss rock in woods. 
45, 46, 47, 48, 49. Parmelia pallescens^ Fr. 
50, 51, 52. Parmelia suhfusca, Fr. 
53. Parmelia sopliodis^ Ach. 
54. " varia^ Fr. 
94. scruposa^ Sommerf.? 
93. " sp. Appears to be a form of P. speciosa. Common on cedars, &c., 
in swamps. 
65. Stereocaulon tomentosum, Fr. Rocks. 
56. Stereocaulon denudaium, Floerk. Exposed rocks west of Brockville, on the 
ground. 
57. Oladoma pyxidaia, Fr. On the ground. 
58. " gracilis^ Fr., var. verticillata. On the ground. 
59. " " " cervicornis. No. 69 appears also to be a variety of 
this species. 
60. " degenerans, Floerk? 
61. " parasitica, Schser. 
62. 63. " furcata, Floerk. 
64. " rangi/erina, Hoffm. 
65. " cornucopioides, Fr. Rocks west of Brockville. 
66. " Floerkiana, Fr. 
67. " macilenta, Hoffm. 
68. " deformis, Hoffm» 
70. Lecidea parasema, Fr. 
71. " enteroleuca, Fr. 
72. " melancheima, Tuckerman. 
73. Umhilicaria pustulata, Hoffm. Laurentian rocks west of Brockville. 
74. " Muhlenbergii, Ach. Laurentian rocks west of Brockville. 
75. " Dillenii, var. Laurentian rocks west of Brockville. 
76. " hirsuta. Laurentian rocks west of Brockville. 
77. " polypTiylla, Hoffm., var. deusta. Laurentian rocks west of Brock- 
ville. 
78. Endocarpon miniatum, Ach. Calciferous sand rock. 
79. Opegrapha atra, Pers. Duf. 
80. OpegrapJia scripta, Ach. Schaer. 
81. Calicium trachelinum, Ach. Decaying Hemlock. 
82. Pertusaria pertusa, Ach. 
83. Verrucaria nitida, Schrad. 
