Symplasmic, long-distance transport in xylem and cambial regions in branches of Acer pseudoplatanus (Aceraceae) and Populus tremula x P. tremuloides (Salicaceae). American Journal of Botany , 2012 ...

Xylem is living "sapwood" and located inside the cambial zone. ... Starch is stored in the symplast. Axial parenchyma, ray parenchyma, sieve tubes, companion cells, cork cambium, the cambium, ...