PO:0020025 micropyle A plant anatomical space that is enclosed by and forms an opening in an integument at the apex of an ovule. PMID 20811905 LRR XI-23 TAIR locus:2024432 PO:0006334 seed micropyle A plant anatomical space that is enclosed by and forms an opening in a seed coat at the apex of a seed and is the remnant of a micropyle. PMID 15619622 PHE1 TAIR locus:2206280