part_of part of part of portion of plant tissue plant ovule chalaza A portion of plant tissue (PO:0009007) that is the region in a plant ovule (PO:0020003) where the integuments (PO:0020021) and the nucellus (PO:0020020) join with the funicule (PO:0020006). PO:0006458 PO:0006506 PO:0020026 PO_GIT:149 Poaceae chalaza (narrow) The chalaza is recognized as the region which initiates the two integuments at its flank. If you are annotating to this structure for an angiosperm, please add an additional annotation to plant ovary ovule (PO:0025490). If you are annotating to this structure for an gymnosperm, please add an additional annotation to ovuliferous scale ovule (PO:0025491). If you are annotating to this structure for Zea mays or other grasses, please also add an annotation to the corresponding floret type. Choose the most specific term possible from: spikelet floret (PO:0009082), ear floret (PO:0006354), upper floret of pedicellate spikelet of ear (PO:0006350), upper floret of sessile spikelet of ear (PO:0006352). Zea chalaza (narrow) calaza (Spanish, exact) chalazae (exact, plural) chalazas (exact, plural) ovular chlaza (exact) plant_anatomy portion of chalaza tissue (exact) カラザ（合点）=珠心と珠皮が珠柄につながるところ、珠孔の反対側 (Japanese, exact)