A 5, 10, 25 and 50 km wide grid data set in Simple Feature Collection (package sf) over Sweden.
data(Sweden_Grid_5km_Wgs84) data(Sweden_Grid_10km_Wgs84) data(Sweden_Grid_25km_Wgs84) data(Sweden_Grid_50km_Wgs84)
Simple Feature Collection (package sf) CRS: EPSG:4326
https://github.com/biodiversitydata-se/Sweden_Grids