284 Flechten. 



primum marginata dein immarginata, plana, marginalia, receptaculo extus rugoso 

 vel papilloso-aspero. Gonidia diam., 0,008 — 0,016 mm. New-Zaaland, prope 

 Wellington (J. Buehanan). 



Sit da expansa Strn. nov. sp. p. 72. 



Thallus amplus, interdum fere pedalis, cervinus vel cinereo-fuscescens, late 

 laciniato-lubatus lobis saepe imbricatis, scrobiculato-fossulatus vel reticulatim 

 costatus, subtus ochraceus, centrum versus obscurior et ibi obscnre vel nigricanti- 

 tomentosns, pseudocyphellis parvis, citrinis creberriter adspersus, intus albus; 

 apotbecia sparsa nigra mediocria, margiue integro vel fere integio cincta; 

 sporae 8-nae, fuscae, 2-loculares, saepe breviter polaribiloculares, 0,02 — 0,027 

 X 0,007 — 0,0085 mm. Gonidia fere leptogonidia parva, diam. 0,005 — 0,008 mm 

 (raro 0,009 mm) contentis non ^ranulatis. Oorticola prope Wellington 

 (J. Buchanan). 



V errucaria simplicio?- Strn. nov. sp. p. 72. 

 Peritbecium sessile, nigrum, minutum fere sphaericum, prominulum; sporae 

 S nae, incolares, simplices oblongae, 2-nucleatae, 0,009 — 0,011 X 0,003 — 0,004 mm; 

 parapbyses nullae. Jodo g. h. non tincta. 



Stiel a grandis Strn. nov. sp. p. 72. 



Thallus firmus crassiusculus medioeris (latit. 5 — 9-pollicaris) rufescenti- 

 cervinus vel rufescens, laeviusculus vel versus inargiDem leviter corrugatulus, 

 laciniato-lobatus, lobis sinuoso divisis, margine hinc inde, et paululum supra, 

 albo-pilosus, subtus nigricans et versus marginem ochraceus vel ochraceo- 

 pallidus, breviter nigricanti-tomentosus, pseudo^yph^llis parvis citrinis ornatus ; 

 medulla alba K — ; apothecia sparsa caesio-pruinosa, detrita nigra (latit 2 — 5 mm) 

 receptaculo thallino extus papilloso-aspero, margine primum inflexo et lacerato 

 dein dentato, flemum fere depresso ; sporae 8-nae, fuscae, fusiformes, 1-septatae, 

 saepius breviter polaribiloculares, 0,025 — 0,034 X 0,007 — 0,01 mm. Gonidia 

 flavescentia, diam. 0,007 — 0,015 mm. Oxford Bush, New-Zealand (T. W. N. 

 Beckett). 



Sticta elatior Strn. nov. gp. p. 73. 



Similis St. fossulatae sed thallo supra pallido vel glaucescenti pallido, 

 subtus ochraceo, centro nigricante. Apothecia caesio-pruinosa, detrita nigra : 

 Bporae 8 nae fuscae, obtuse fusiformes, 2-locnlares, vix polaribiloculares, inter- 

 dum tenuiter 1-septatae, 0,0^2-0,027 X 0,008 — 0,01 mm; medulln pallida vel 

 pBÜido - albida, K sordide flavescens vel vix colorata. Gonidia flavescentia, 

 0,009 — 0,014 mm ditm. Supra tbalium cephalodia numerosa fere sphaeroidea, 

 intus fibrosa fibrillis fere rectis hinc inde constrictis. New-Zealand, prope 

 Wellington (J. Buchanan). 



Sticta orygmaea Ach. var. calvescens Strn. nov. var. p. 73. 

 Similis St. orygmaeae sed subtus nuda (New Zealand). 



Sticta parvula Strn. nov. sp. p. 73. 



Thallus sordide et pallide virescens vel demum fulvesceuti pallescens 

 (latit. 1 — 2-pollicaris), laevis, fere omnino laciniatus laciniis (latit. 2 — 4 mmj 

 planis linearibus divaricato — et sinuosa — multifidis, apice retusis subtua 

 lutescens vel ochraeeo-lutescens, nudus, laevis vel ininute rugulosus. Gonidia 

 flavescentia majuscula, diam. 0,012 — 0,02 mm. Sterilis ; Queensland (C. de Burgh) : 

 prope Lacblan River, Australiae (H. C. F. von Müller). 



There wes seen otily one immature fuscescent apotheciurn with unde- 

 veloped spores. There are neither cyphellae uor tomentum. 



Stictina luridoviolacea Strn. nov. sp. p. 73. 



Thallus pallescenti-luridus vel luridofuscescens vel etiam luridn-violaceus, 

 medioeris (latit. 3 — 5 pollicaiis), firmus vel rigescens, laciniato — lobatus lobis 

 crenato incisis, scrobiculato — foveolatis (fere sicut in Sticta fossulataj, margine 

 hinc inde minute citrino-sorediosns, intus medulla citrina vel pallide citrina, 

 Bubtus nigricans, crasse et creberriter rhizinosus rhizinis validis, brevibusj rectis, 

 nigricantibus, peudocyphellis citrinis minutis praeditus; apothecia nigra, 

 mediacria margine crenato cincta ; sporae fuscae bilocularis, obtuse fusiformes, 

 0,025—0,03 X 0,008—0,01 mm. Gonimia caerulescentia, globosa vel oblonga, 

 diam. 0,004 — 0,007 mm. Snowy Creek, Ovens River, Australiae (Mrs. 

 M c Ca nn). 



