REV. J. M. CItOMBIE ON AUSTRALIAN LICHENS. 401 



9. Lecidea crystallieera, Tayl, Nyl. 



* 



On rocks thinly covered with earth, Eisdon Cove. Coll. Br. 

 no. 564, s. n. Lichen tessulatus. 



10. Lecidea disciformis (Fr.), Nyl. 



On the trunks of trees, Port Jackson. Coll. Br. no. 557, s. n. 

 Lichen sordidus. 



Spores 0-018-0*021 millim. long, 0-008-0'011 millim. thick. 



11. Lecidea Parmeliarum (Sammrf.). 



Parasitic on the thallus of Partnelia conspersa, near Port Jack- 

 son. Coll. Br. no. 505. 



Tribe Graphidiei. 



1. GrRAPIIIS sophistica, Nyl. 



On the bark of trees, near Port Jackson. Coll. Br. no. 500, 

 s. n. Opegrapha plebeja. 



2. Graphis intricata, Fee. 



On the bark of trees, Grose Eiver. Coll. Br. no. 5G1, s. u. 

 Opegrapha dendritica. 



3. Melaspilea circumseepens, Nyl., sp. n. " Thallus vix 

 ullus visibilis; apothecia nigra cylindraceo-linearia radiato-con- 

 ferta (latit. circiter 0*2 millim., longit. 2-3 millim.), supra epithe- 

 cio anguste rimiformi, intus sectione medio late alba ; sporae 8na?, 

 incolores fusiformes 1-septato, longit circiter 0018 millim., eras- 

 sit. 0*006 millim., paraphyses gracilescentes vix regulares. Iodo 

 gelatina hymenialis non tincta. 



" Species omnino peculiaris apotheciis radiato-confertis centro 



conflnentibus."— Nyl. in lift. 



On the bare ground, rarely on stones, hills near Eisdon Cove. 

 Coll. Br. no. 566, s. n. Lichen ambigvus. 



Tribe Pyrenooarpei. 



nUTTENTUM. Milt. 



On the bark of trees, near Port Jackson. Coll. Br. no. 568, 



not named. 



