has part has part has_part develops_from develops from plant embryo seed 種子 (Japanese, exact) A seed generally develops from an ovule (PO:0020003) after fertilization, but may develop without fertilization in the case of apogamy (e.g., adventitious embryos or somatic embryos). A seed is a reproductive unit of seed plants (gymnosperms, angiosperms, and fossil pteridosperms). pyrene (narrow) PO:0009010 A multi-tissue plant structure (PO:0025496) that develops from a plant ovule (PO:0020003) and has as parts a plant embryo (PO:0009009) enclosed in a seed coat (PO:0009088). PO_GIT:405 diaspore (broad) FNA:f5c50e73-61e3-48ec-b918-6f85b3f40738 plant_anatomy semilla (Spanish, exact) plant ovule multi-tissue plant structure anatomical entity