644 LICHENES ANTARCTICI. 
Has. Van Diemen's Land, Falkland Islands, and New Zea- 
land. 
61. P. reticulata, Tayl.; in Flor. Hib. p. 148. 
Has. Falkland Islands, New Zealand, and Van Diemen's 
Land. 
62. P. leucomela, Ach.; Meth. Lich. p. 256. 
Has. New Zealand. 
63 P. speciosa, Ach.; L. U. p. 480. 
Has. New Zealand. 
64. P. proboscidea, Tayl. in Flor. Hib. p. 143. 
Has. New Zealand. 
65. P. perlata Ach.; L. U. p. 458. 
Has. New Zealand and Van Diemen's Land. 
66 P. physodes, Ach.; L. U. p. 492. 
Has. Van Diemen's Land. 
67. P. diatrypa, Ach.; L. U. p. 498. 
Has. New Zealand. 
68. P. sulcata, Tayl.; in Flor. Hib. p. 145. 
Has. Van Diemen’s Land. : 
69. P. spinosa, n. sp. thallo minuto implexo aurantiaco 
procumbente subpinnatim ramoso laciniis anguste lineari- 
bus flexuosis, gemmis concoloribus marginalibus spinifor- 
mibus, apotheciis concoloribus subpedicellatis margine 
subintegerrimo extus gemmas spiniformes demittentibus. 
Has. Van Diemen’s Land. 
This is one of the Borrere of Acharius, a genus that 
passes into Parmelia. Patches very minute, of the reddish- 
orange colour of Lecanora murorum, Ach. Thallus foli- 
aceous, its segments linear; the spiniform buds are conspi- 
cuous under a lens. 
70. P. Tasmanica, n. sp.; thallo pallide sulphureo orbiculato: 
obtuse complicato levigato subtus fuscescente breviter 
fibrilloso laciniis subsinuato-lobatis apice subbilobis, gen 
mis centralibus plano-granulatis demum confluentibus, 
apotheciis centralibus valde concavis disco badio margine 
tumido incurvo subintegerrimo. 
Has. Van Diemen’s Land. 
