ThedriedrootofPolygalatenuifoliaWilld.(Fam.Polygalaceae).远志科植物远志的干燥根。Sketchoftransversesectionofroot根横切面简图Transversesectionofroot根横切面组织图Transversesectionofroot1.CorkMorethan10rowsofcells.2.CortexConsistingofover20rowsofparenchymatouscells;withtangenti (共 1232 字) [阅读本文] >>