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Example of a FLORIVON grid cell of 1.3 × 1.01 km, the smallest spatial unit in which data were collected. Map: OpenStreetMap. |
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| Part of: Sparrius LB, van Heeswijk J, Dirkse GM, Verhofstad MJJM (2019) The FLORIVON flora survey in the Netherlands between 1902 and 1950. PhytoKeys 135: 11-20. https://doi.org/10.3897/phytokeys.135.30069 |