Thank you @Blackice for your input.
JaroslavMares RN Library includes exactly 121 high-quality (mostly photo scanned) models organized in 36 presets with materials that are prepared for Rhino(Native), Rhino(Cycles), Octane, Thea, and V-Ray.
Central Europe - I prefer to say it is in temperate climate taste. However, certainly not low poly, optimized yes, models just have as much poly as they needed to look good.
A quick example of dandelions included in the library: