carpinus betulus leaf of a hornbeam used as wooden floorboards, parquet, living room furniture, instrument making

abstract alkaloids background beautiful betulus botanical botany bright bush calm carpinus clean closeup color compound dark deep diabetes disease ecology environment flat floorboards flora foliage fresh freshness furniture garden grass green growth herbal hornbeam instrument leaf leaves living macro making medicine mitragyna natural nature numbness organic outdoor overdose parquet pattern plant room rubiaceae simple speciosa spring summer texture tree tropical used wallpaper wooden