close-up spiny tree trunk of zanthoxylum americanum, prickly ash or sichuan pepper on natural green background

americanum aromatic ash autumn background bark beautiful beauty berry botany branch branches brown bush close concept design environment fall flora food fruit garden green growth health healthy herb hercules ingredient japanese landscape macro medicine natural nature organic pepper piperitum place plant prickly red sichuan spiny suterberry text texture there toothache traditional tree trunk wood yellow zanthoxylum