428 
et plano-immersa, nec semi-emersa. — Ad lapides calcareos 
rivulorum montium Voirons prope Genevam: J. Rome. 
1208. Porina (s. Euporina) persimilis Müll. Arg., tota planta 
extus perfecte similis P. Tetracerae (Ach.), sed sporae breviores 
et tenniores, 30-85 u longae et 3'/,—4 u latae, 5--7-septatae, 
— Juxta indieam P. mastoidellam (Nyl.) et borbonicam P. innalam 
quas inter medium quasi tenet, locanda est. — Corticola in Au- 
stralia orient. ad Trinitay-Bay: Sayer no. 12. 
1209. Claikroporina tomentella Müll. Arg.; Porina farinosa Knight 
Queensl. p. 74; thallus olivaceo-einereus, tenuis, mox cortice 
evanescente gonidiis chroolepoideis subuudis tomentellus; apo- 
ihecia mastoidea, cortice thallino tecta, segregata, solitaria, 
hemisphaerica,:ostiolo fusco v. nigrescente ornata; perithecium 
globosum, fulvescens; asci 8-spori; sporae 90—120 u longae et 
18-13 « laise, fusiformi-ellipsoideae, intus copiose locellatae. 
— Planta farinosi nihil habet. Juxta Clathrop. olivaceam Müll, 
Arg. intercalari potest. — Cortieola ad Toowoomba in Queens- 
land Australiae: Knight no, 194. 
1210, Clathroporina robusla Müll, Arg,, thallus subflavescenti- 
albus, undulato-inaequalis, margine albior et planior, zonam 
sterilem formans; apothecia in mamilla thallina valida, 1—1’/, 
ınm, lata, hemisphaerica, apice haud depressa inclusa, vertice 
perspicua, unde verrucae nigro-nstiolatae ; perithecium globosum, 
pallidum; sporae in aseis 8-nae, 2-seriales, hyalinae, erebre pa- 
renchymatice divisae, elliptico-fusiformes, utrinque acutiusculae, 
halone ampliuseulo cinctae, eirc. 70 u longae et 15 u latae. — 
Reliquis congeneribus robustior, nigro-ostiolata, — Corticola 
ad Trinity-Bay in Australiae territorio Queensland: Sayer. 
1211. Polyblastia velatsa Müll. Arg., thallus cum epidermide 
albidus, hypophloeodes, tenuissimus; apothecia '/, mm, lata, 
juniora omnino innata, dein breviter emergentia et thallino- 
velata, grisea, demum vertice magis nudata, e sectione verti- 
calı globosa, basi conniventia, subtus autem nulla aut linea tenui 
fuseidula tantum indicata, vertice poro saepe albido-pulverulento 
umbilicata; nucleus hyalinus; paraphyses tenellae, raınosae; 
asci oblongato-obovoidei, 8-spori; sporae 25-30 u longae, 
11—15 u latae, hyalinae, 6-loculares, loculi 2—3-locellati. — 
A proxima P. transwaalensi differt apotheciis innatis et sporis 
minus divisis, et a P. tichospera, sc. Verrucaria tichospora Knight 
(Contrib. to the Lichenogr. of New South Wales No. 2) forma 
apotheciorum, Etiam Polyblastia elaclescens, sc. Verrucaria elac_ 
