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Literae Sigismundi regis Hungariae, quibus ob praeclara merita domini Nicolai de Chaak, possessionem Getherd in comitatu Byhoriensi sitam, confert. magnificae dominae Annae memorat...
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Literae, in quibus rex Sigismundus magnifico domino Nicolao comiti Themesiensi, Georgio castellano Visegradiensi, et Stephano filiis Stephani de Chaak, loco possessionum in comitat...
Herbarium specimen image of Mentha L., part of the collection of Naturalis Biodiversity Center
Herbarium specimen image of Alopecurus geniculatus L., part of the collection of Naturalis Biodiversity Center
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Herbarium specimen image of Symphytum officinale L., part of the collection of Naturalis Biodiversity Center