86 BULLETIN DE l' HERBIER BOISSIER. 



638. Chiodecton sinuosum Stirt. Addit. 1876, p. 472 (apothecia in striis 



depressis innata, hypothecium fulvescens, tenue); corticola, Wellington. 



Sect. 2. — Exterographa Müll. Arg. Graphid. Féean., p. 69; gênera Entero- 

 grapha Fée Méth., p. 17 (1824) et Stigmatidium Mey. Flecht., p. 328 

 (1825). Hypothecium hyalinum. 



* Sporœ 4-loculares. 



639. Chiodecton prominulum; Stigmatidium prominulum Kn. On Liche- 



nogr. 1884, n. 21, fig. 21; corticola 



640. Chiodecton Colensoi ; Stigmatidium crassum Babingt. New Zeal., p. 39, 



non Duby; Hook. f. Handb., p. 589; Leucodecton Colensoi Mass. Sopra 

 tre Lieh, délia N. Zel., p. 13, t. 3; Northern Island. 



** Sporse 3-5-septatœ. 



641. Chiodecton gelatinosum: Platygrapha gelatinosa Stirt. Addit. 1877,. 



p. 16 (sporae 3-5-septahe) ; corticola, Wellington. 



*** Spora3 7-septatae. 



642. Chiodecton s ub gelatinosum; Platygrapha subgelatinosa Stirt. Addit. 



1877, p. 16; saxicola, Wellington. 

 Obs. Stigmatidium confluens Kn. On Lichenogr. 1883, n. 21, fig. 19, e spo- 

 rarnm structura hujus generis esse nequit nec alibi id rite introducere 

 possum. Lichen novo examine eget. 



Tribus XXXVI. — MYRIANGIE^ 



Myriangiacei et Myriangiei Nyl. Syn., p. 139. 



97. Myriangium. 



Montg. et Berk. in Hook. Journ. of Bot. 1845, p. 73; Nyl. Syn., p. 139; 

 Millardet, des genres Atichia, Myriangium, etc. 1868, etMinks, Was ist 

 Myriangium, 1890. 



643. Myriangium Duriaei Montg. et Berk.; Nyl. Syn., p. 139; Kn. On Li- 



chenogr. 1884, n. 2, fig. 2; corticola. 



Ordo IV. — PYRENO CARPES 



Pyrenocarpeœ Müll. Arg. Pyrenoc. Cubens., p. 375; trib. Pyrenocarpei Nyl. 

 Expos, syn. Pyrenoc, p. 9. 



