Kutent.—Further Contributions to Lichen Flora of N.Z. 313 
Art. XXXIX.—Further contributions to the Lichen Flora of New Zealand.* 
By Cuantes Kyieut, F.R.C.8., F.L.S. 
[Read before the Wellington Philosophical Society, 29th January, 1876.] 
Plate XI.- 
Urceolaria Nove-zealandia, Knight. 
Thallus cinerascens indeterminatus leproso-areolatus v. quasi detritus. 
Apothecia parva immersa, disco subdepresso fasco farinaceo (margine 
thallode nullo) nucleo, a excipulo dimidrato-fusco cincto, paraphysibus 
distinctis rectis tenuis. Spore in ascis cylindraceis fusce ovate murali- 
divisze horizontaliter 5—6-septate, longit. ‘027 mm., crassit. 018 mm. 
Ad saxa. 
Thallus ashy-grey, indeterminate, leproso-areolate, or as if worn out. 
Apothecia small, immersed, dise somewhat sunk in, brown, mealy (no 
thallodal margin), nucleus bound by a dimidiate brown excipulum ; para- 
physes distinct, straight, fine. Spores in cylindrical asci, brown, ovate, 
murali-divided, horizontally 5-6-septate. 
On rocks. 
Fig. 1. Section of apothecium magnified 14 diameters. 
1. a, Ascus and spores, markings omitted, 300 diameters. 
1. b, Spores, shewing cellular structure, 300 i 
Pertusaria graphica, Knight. 
Thallus late effusus cartilagineus albicans v. cinereo-albicans rimuloso- 
areolatus, verrucis subgloboso-difformibus crebris v. confertissimis (deinde 
deplanatis) obsitus, e gonidia per totam partem instructus. Apothecia 
plura in singulis verrucis thalli inclusa (excipulo proprio prorsus nullo) 
primitus a thallo tecta, tandem aperta, discis irregularibus sepe in pseudo- 
discum confluentibus, epithecio fusco, paraphysibus tenerrimis tortilis. 
Sporze 4-ne simplices ellipsoidee grumo-granulose dilute lutez, episporio 
crasso, longit. ‘082 mm., crassit. ‘04 mm. 
Ad saxa. + 
*In continuation of Art. LII., Vol. VII. Trans. N.Z. Inst., page 356. 
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