Go to Naturalis.nl

Search results

Record: oai:ARNO:525197

AuthorM. Servít
TitleUeber zwei neue Verrucariaceae
JournalBlumea - Biodiversity, Evolution and Biogeography of Plants
Volume7
Year1954
Issue3
Pages593-594
ISSN0006-5196
AbstractVerrucaria maas-geesterani Servít sp. n. (fig. 1).
Thallus epilithinus, maculas 1—4 cm latas formans, atrofuscescens, H2O ater, sat tenuis, continuus vel h. i. imperfecte rimulosus, superficie verruculis atris 0.03 mm latis ± tecta et levissime asperata, protothallo indistincto. Stratum corticale usque ad cca 20 μ altum, p.p. pallidum usque ad fuscum, p.p. nigrum, cellulis in partibus pallidioribus ut in strato basali, in partibus atris ad 4 μ in diam. Stratum algarum 40—80 μ altum, prosoplectenchymaticum, cellulis 4—6 μ altis, 3—4 μ latis, algis 6—12 μ altis, 4—6 μ latis, in seriebus sat distinctis verticalibus, incoloratum, maculis obscuris interruptum. Stratum basale fusco-atrum vel carbonaceum, usque ad 60 μ altum, supra cum maculis obscuris strati algarum concrescens.
Document typearticle
Download paperpdf document http://www.repository.naturalis.nl/document/565616