358 . REY. F. R. M. WILSON ON LICHENS 
22. LEPTOGTUM TREMELLOIDES, var. AZUREUM, Nyl. 
Frequens in locis plurimis. 
23. LEPTOGIUM DACTYLINUM, Tuck. 
Haud infrequens supra muscos ad saxa et rupes in rivulis, prope 
Cobden et Lorne. 
24. LePTOGIUM Pecren, F. Wils.,sp.nov. (Pl. XLIX. fig. 9.) 
Thallus minutus squamuliformis plumbeus vel brunneus tenu- 
issimus ambitu digitato-creratus sspe pulvinato-confertus. Apo- 
thecia rufescentia, cum thallo comparata majuscula, lat. 1:5 mm., 
concava margine pallido tenui eincta, sepe immarginata. Spore 
subellipsoideæ, long. ‘016-024 mm., lat. 008 mm., 3-septate, 
loculis centralibus sspe longitudinaliter divisis.—Habitat ad 
arborum cortices emortuos in Mordialloc, et Mt. Macedon et 
Glenmaggie; infrequens. 
Fig. 9. Spore due. 
25. LePTOGIUM Vicrortanum, F. Wils., sp. nov. (Pl. XLIX. 
fig. 10.) 
Thallus obscure plumbeus, passim rufo-fusens, subtus fere con- 
color vel subcinerascens, magnus, 3 pol. et ultra, rotundo-lobatus, 
lobis undulatis, firmus plus minus confuse rugulosus membra- 
naceus sed in lobis veteribus crassus et passim fusco-furfuraceus 
quasi cortice privatus interdum squamulis vestitus. A pothecia 
mediocria interdum majuscula rufa vel fusco-rufa, margine thallino 
(interdum excluso) sæpius plieato vel granulato vel breve lacinato 
cincta. Sporæ ovoideo-fusiformes, apicibus ssepe acuminatis, long. 
‘013-017 mm., lat. 005—006 mm., typice 3-septatz plerumque 
loeulis centralibus longitudinaliter vel oblique divisis. Gran. 
gon. moniliformiter concatenate.—Habitat inter muscos ud 
arbores et rupes. Abundans in locis montanis, Mt. Macedon et 
Black Spur etc. 
Affine L. chloromelo, Sw., et forsitan ejus varietas. 
Fig. 10. Spore duæ. 
26. LEPTOGIUM PHYLLOCARPUM, Pers. 
Abundans in locis maritimis ad mare Australe. 
27. LertoGIum Bunozssrr, Mont. 
Frequens ad rupes et arborum cortices in locis multis. 
28. LEPTOGIUM LIMBATUM, F. Wils., sp. nov. 
Thallus plumbeo-cærulescens vel plumbeus, passim rufo-fusce- 
scens membranaceo-dilatatus majusculus, ad 2-3 poll. attingens, 
