COLLECTED IN VICTORIA, AUSTRALIA. 369 
in hoc genere quoad sporarum formam elongatum et sep- 
tatum. 
Fig. 33. Sporæ quinque. 
58. TRACHYLIA LECANORINA, F. Wils., sp. nov. (Pl. XLIX. 
fig. 34.) 
Thallus cinerascens verruculoso-leprosus passim verrucoso- 
sorediatus, gonidia mediocria abundantia fovens. Apothecia 
parva, lat. ad 5 mm., lecanoroidea conferta in receptaculis thallinis 
elevata. Massa sporali atra abundante sepe valde protrusa et cum 
illa ex apotheeiis vicinis conjuncta. Spore fusco-nigricantes vel 
nigrescentes vel fere incolores ellipsoideæ, long. "01-02 mm., lat. 
'006—01 mm., uniseptate.—Habitat ad repagula Eucalypti in 
Cheltenham et Streatham. Facie persimilis Lecanore atre. 
Fig. 34. Spore quatuor. 
59. TRACHYLIA VIRIDILOCULARIS, F. Wils., sp.nov. (Pl. XLIX. 
fig. 35.) 
Thallus obscure cinerascens. Apdieda tota nigra nonnihil 
elevata, alt. ‘3 mm., lat.'3 mm. Massa sporali abundante. Spore 
nigricantes vel virescenti-nigricantes deformiter ellipsoideæ, long. 
‘01-02 mm., lat.-008—01 mm.,uniseptatæ, in quovis cellulo loculum 
sæpe virescentem unum rarius loculos duos continentes. Gonidia 
globosa vel ellipsoidea, diam. *002—01 mm.—Habitat ad repagula 
Eucalypti quadrati in Kew. Hic lichen cum Calicio nigro var. 
minuto conservatus est, Trachylia in repaguli facie perpendi- 
culari, Calicio in facie horizontali putrescentiore. 
Fig. 35. Spore quatuor. 
60. TRACHYLIA EMERGENs, F. Wils., sp. nov. (Pl. XLIX. 
fig. 36.) 
Thallus albus vel albidus tenuis levis fere nitidus. Apothecia 
emergentia ut videtur e medio fibrarum ligni demum ægre super 
thallum exstantia, lat. ad 5 mm. Massa sporali nigra. Spore 
fusco-nigricantes couplets ellipsoideæ, circa ‘005 mm. long. et 
003 mm. Jat., sed multum varie magnitudine uniseptatæ, in 
utroque cellulo loculum continentes. Gonidia oblongo-sphæroide a, 
diam. -02 mm.—Habitat in repagulis Eucalypti in Mt. Macedon. 
Inventa quoque in Mt. Lofty, South Australia. 
Fig. 36. Spore tres., 
