portion of plant tissue A plant structure (PO:0009011) that consists predominantly of similarly specialized plant cells (PO:0009002) of one or more types. A portion of plant tissue may contain one or several types of cells that are organized in a specific spatial arrangement into a structural unit (which includes a mass of callus) and may include an intercellular matrix. May include other types of isolated cells, such as idioblasts. PO:0009007 PO_GIT:59 plant tissue (related) plant_anatomy porci&#243n de un tejido vegetal (Spanish, exact) portion of tissue (broad) tissue (broad) 植物組織の一部 (Japanese, exact) plant structure