part_of part of part of epidermal pavement cell sepal epidermis sepal epidermis giant cell 2012-10-01T11:39:23Z An epidermal pavement cell (PO:0000332) that is part of sepal epidermis (PO:0006040) and is approximately one fifth the length of a sepal. Compare to other epidermal pavement cells that are approximately one hundredth of the length of a sepal (PO:0009031). In Arabidopsis, sepal giant epidermal cells arise by DNA endoreplication (GO:0042023) and have high DNA content (up to 16C). PO:0025499 PO_GIT:191 giant cell (broad) plant_anatomy rwalls がく片表皮巨大細胞 (Japanese, exact)