korean feather reed grass (calamagrostis arundinacea). inflorescence closeup

belarus flora calamagrostis arundinacea gramineae korean feather reed grass poaceae black background botanical science botany closeup focus stacking macro nature plants purple rough smallreed spikelet virtual herbarium inflorescence panicle culm stem node arundinacea flora: focus-stacked closeups wild cultivated including flowers leaves fruits intended illustrations manuals