392 RET. J. M. CR0MBIE ON AUSTRALIAN LICHENS. 



n 



3. COLLEMA 1STGRESCENS (Hllds.). 



A state with less rugoso-plicatulate thallus, but evidently refe- 

 rable to this species. 



On the trunks of trees, Derwent River, fertile. Coll. Br. 

 no. 549 a, s. n. Lichen obductus. 



4. Bamalodium succulentum (B. Br.), Nyl., gen. et sp. n. 

 c< Thallus olivaceo-nigrescens ramalinoideo-divisus, superficie te- 

 nuiter longitudinaliter striatulus, basi pallescens, subdendroideus 

 (altit. circiter 8-9 millim.), ramis teretiusculis insequalis altitudi- 

 nis (baud paucis crassit. 0*5-l'2 millim.) ; apothecia rufescentia 

 biatorina (latit. 0*5-0 8 millim.), in ramis thalli lateralia vel sub- 

 terminalia, crassiuscule marginata ; sporse 8nae, ellipsoidese, sim- 

 plices, longit. O'010-O'Oll millim., crassit. 0*007 millim. Iodo 

 gelatina hymenialis nonnihil cserulescens (thecaa prsesertim tinctse). 



" Genus distinctum (quocuin textura thalli convenit) apotheciis 

 biatorinis, tbecis cylindraceis. Thallus quoad superficiem facie 

 Stephanophori. Spermogonia arthrosterigmatibus et spermatiis 

 solitis Collematum. Spermatia longit. 0*004 millim., crassit. vix 

 0*001 millim."— Nyl. in litt. 



Amongst mosses on trunks of trees, River Grose. Coll. Br. 

 no. 551. 



Family Lichen ac ei. 



4 



Tribe SpnjEROPnoREi. 



1. Spiijeropiioron coralloides, Pers. 



On rocks, Table Mt., sterile. Coll. Br. no. 524, s. n. Lichen 



glob if er us. 



2. Spiusropiioron australe. 



On semiputrid trunks of trees, Table Mt., sterile. Coll. Br. 

 no. 517, s. n. Lichen frag His. 



Tribe Stereocaulei. 



1. Stereocaulon rahulosum, Ach. 



On rocks, Table Mt., and near Grose River, fertile. Coll. Br. 



no. 526, s. n. Lichen ramulosm. 



Tribe Cladoniei. 



1. Cladonia acuminata {Ach.). 



On the ground, Table Mt., fertile. Coll. Br. no. 531. s. n 

 CI ado n ia p u her ulen ta . 



