92 



192. fhylloporlua (s. MlejceAtrinula) riilvella Miili. Arg. Lich.Epi- 

 |)h)ll.,p.21. -Epiphylle : Foreis du Kaiicho Flores (n. 5i83). 



103. — (s. Hagcdliistriim) discopoda Miill. Arg. (sp. 

 nov.). — Thallus e viridi in olivaceum abiens, 

 maculari-ienuissimus, subevanescens; gonidia cel- 

 lulis subdichotomis relaxalis irregulariter phyllac- 

 tidialia ; apotfiecia nigra, basi circiimcirca in 

 disculurn orbicularem planum concolorem diame- 

 tro 1/3 mm. aequantem dilalala, caeterum hemis- 

 phaerica, trientem diametri disculi aequnatia, 

 cum disculo obsolete ihallino-velata; perithecium 

 dimidiatum; paraphyses liberae, firmae; asci 2- 

 seriatim 8-spori; sporae 9-12 ^x longae, 2-2 i/j fx 

 latae, fusiformes, aequaliler 2-loeulares. — Pro- 

 xime ad P. platypodam Miill. Arg. Lieh. Epiph. 

 p. 22 accedit, sed tola lenuior, sporae graeiliores 

 et pars hemisphaericaapotheciorum multo minor. 

 — Epiphylle : Mole de San Rafael (n. 5184). 



194. — (s. Sa;sediastriim) nmbilicata Miill. Arg. 

 (sp. nov.). — Thallus ex olivaeeo plumbeo- 

 fuscescens aut decolorando multicolor, orbillas 

 exiguas centro monocarpicas et demum saepe 

 varie confluentes formans ; gonidia pulchre 

 phyllactidialia; apothecia 7/10-I mm. lata, hemis- 

 phaerica, vertice latiuscule depresso-umbilicala, 

 nigra et opaca, nuda ; perithecium dimidiatum, 

 sub microscopio coeruleo-nigricans; paraphyses 

 firmo-capillares,simplices ; ascibiseriatimS-spori; 

 sporae 14-16 (x longae, 4-5 p. lalae, valide digi- 

 tiformes, ulrinque oblusiusculae, 4-loculares, 

 loculi intermedii terminalibus dislincte at modice 

 longiores. — Juxta P. laniprocarpam Miill, Arg. 



