26 



THE LICHEN FLORA OF QUEENSLAND, 



stipitato, incised and lobe 1 ; lobes very variable in size and 

 form, cost ate below at the base or down the centre, imbri- 

 cated, lateral margins recurved, periphery sinuous ; pale 

 M ochreous beneath, tomentum thin or none. Cyphellse large, 

 concolorous with under side of thallus, shallow, bases flat. 

 Apothec'a reldish or brown, scattered ; thalline border 

 entire or crenulate. Sp >ies 1 — 3 septate, hyaline, fusiform, 

 thinly bordere 1, -018 — -026 x '006 — -007 m m. ; paraphyses 

 coars?. 



Syn. — S. latifrons, Sticta filicina, Ach. 



Also S. esoreliata J. Muell., reported from Queensland in Vic. Nat. 

 for Oct. 1887, and S. brevipes in Frag. Phy. Aus. Vol. XI. 



II. — Lobaria, Hffm. 



Cyphellas none, thallus bullate-reticulate-tomentose beneath. 



18, L. retigera, Ach, 



Thallus stiff, dividing into lacinise, which are widish, irregu- 

 lar, pinnatifid lobate, resembling L. pulmonacea in general 

 appearance, but darker, here and there with slight buff 

 tinge, and veins more decided and stronger, with small 

 Sn. tubercles along lines of veining ; lighter beneath except 

 where black-brown or black tomentum is present. Apo- 

 thecia 3 — 4 m.m., at first shortly urceolate, margin and 

 receptacle concolorous with lower surface of thallus, 

 when mature with margins split and reflexed and 

 disk almost plane ; thecaj cylindrical-clavate, spores 1 — 3 

 septate, narrowly ellipsoid, *018 — '02 x *005 — 006 m.m. ; 

 paraphyses readily separating, simple, cylindrical, gradually 

 thickening to apex, 



Passing into L. pulmonacea by many intermediate forms. 

 Syn. — Sticta retigera, Ach. 



Hub. — On trunks of trees, Bunya Mountains and Cunning- 

 ham's Gap. 



