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238
14. L. EUPiioiiRA Fik. — Quoque in Savolaxia adest.
15. L. improvisa Nyl. — Rarius ad sæpes et corticeni
pini. — Simul animadvertatur, L. myriocarpam DC. ad granitum
occurrere in Taipalsaari. — Sub nomine „L. parasiticæ" receptus
est 1. c. p. 75 Abrothallus parasitions (Sm.).
16. Lecidea alboatra var. ambigua (/.. ambigua Ach. L. IL
p. 161, Syn. p. 14). — Willmanstrand, ad muros castelli.
17. Platyorapha periclea (Ach.). — Wehkalahti, ad abietes.
— Arthonia astroidea Ach. legendum pro „Opegrapha a trå."
18. Arthonia mediella Nyl. — Thallus indeterminatus
vix ullus; apothecia låte sparsa atra opaca, sat minuta (latit
circa 0,2—0,3 millim.), superficialia rotundata lecideoidea
immarginata, intus concolora vel obscure cinerea; sporæ (6—8°® in
tbecis) oblongo-ovoideæ vel fusiformi-ovoideæ, altero apice
plerum-que paullo crassiores, 3-septatæ, longit. 0,oi5—17 millim., crassit.
0,oo4 millim., epilhecium strato granuloso nigro compositum,
hypöthecium fuscescens. Gelatina hymenea, iodo intense tinose
rubens.
Ad alnos in Savolaxia.
Facie fere Arthoniæ patellulatæ, sed spöns 3-septatis longiusculis
mox dignota; apotheciis jam superficialibus adhuc magis differt ab A.
punctiformi. In A. patellulata apothecia sæpius doplo majora, epithecium
aliter constitutum pallidius (lamina tenui visum sordidum), nec granulis
nigris conposilum. Spermatia tenella cylindrica recta.
A. mediella var. sapine a Nyl. differt a ty po apotheciis latissime
diflbsis at plerumque sat confertis, sæpius majoribus (latit. circa 0,4
millim.), rotundatis vel rarius nonnibil oblongis, sporis longit. 0,012—17
millim., crassit. 0,004—6 millim. Gelatina hymenea iodo vinose fulvescens. —
Ad corticem abietum et pinorum prope Helsingfors; ad ligna abietina in
Satakunda (A. Malmgren). Lecideæ myriocarpæ obiter visa Cade est
sub-similis. Inlerdum loco thalli macula albida observatur. Sporæ incolores,
satis variæ, simplices vel t—3-septatæ, angustulæ. Accedit versus
Patel-larias intcr Fungos.
19. Verrucaria f.pigæa var. bryina Nyl. — Thaflo albo
tenui subgranuloso; supra muscos (Çeratodon purpureum) montis
Pisanvuori.
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