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hyalinis ápice coalescentibus fuscescentibiisque dense 

 obvallati, octospori ; sporidia oblique disticha, ovato- 

 elongata, utrinque acutiuscule rotundata (22-25 X 8-10 

 ¡x), leniter inaequilateralia, 7-9-septata, ad septum mé- 

 dium tantum leniter coiistricta, hyalina. 

 Hab. Iii rimis ramorum putresceutium Pernettiae mu- 

 cronatae in Burnt islancl, Maj. 1882. 



299. Glojniella antárctica Speg. (ii. sp.) 



Diag. Maculae cinerascenti-pallescentes, indeterminatae, 

 epiphyllae; perithecia maculis insidentia, laxe gregaria 

 V. sparsa, superficialia, linearia, utrinque obtusiuscula 

 (500-600 [j. long. X 200 [x lat. X 150 [j. crass.), labiis 

 obtuse rotundatis laxe conniventibus donata, atra gla- 

 bra laevia opaca; asci obovati, antice latissime subtrun- 

 cato-rotundati crassissime tunicati, deorsum subcuneati 

 ac in stipite brevissimo crassoque producti (32-35 X 15 

 ¡;,), octospori, dense paraphysati ; sporidia inordinate 

 constipata, elliptica v. subfusoidea, utrinque plus mi- 

 nusve acutata (14-15 X 5-7 ;x), crassissime tunicata, 6- 

 8-blasta, hyalina. 



Hab. Vulgataad folia emortua Gramtnitis miagellanicae 

 in Staten islancl et in Fuegia, aest. et liiem. 1882. 



Obs. Species habitu ac sporarum fabrica lichenina, tliallo 

 tamen deficiente ac iodi ope nulla I 



300. HYSTER0GRAPHIU3I FUEGIAIVÜM Speg. (u. Sp.) 



Diag. Perithecia plus minusve dense gregaria, parallela, 

 superíicialia, elliptico-linearia (1000 long. x 300-350 

 lat. X 450-500 ;x crass.), clevata_, utrinque obtusiuscula 

 non V. vix subcoarctatula, atra glabra laevia, labiis ob- 

 tuse rotundatis conniventibus ornata; asci cylindraceo- 

 subclavati, ubique crasse tunicati, antice obtuse rotun- 

 dati, postice in pedicello brevissimo crassoque desinen- 

 tes (100-1 10 X 20 \j.), octospori, paraphysibus densis 



T. XI. 17 



