PO:0020102 portion of transmitting tissue A portion of ground tissue in the style of a carpel through which a pollen tube grows; it connects a stigma and the inside of an ovary. PMID 17021043 ARF6 TAIR locus:2204237 PMID 17021043 ARF8 TAIR locus:2152642 PMID 17600712 NTT TAIR locus:2076641 PMID 17855426 HEC2 TAIR locus:2074865 PMID 17855426 HEC3 TAIR locus:2144791 PMID 17855426 HEC1 TAIR locus:2155543 PMID 17873098 BLH4 TAIR locus:2049035 PMID 17873098 BLH2 TAIR locus:2115000 PMID 17963727 GRP2 TAIR locus:2121219 PMID 18055603 BLH1 TAIR locus:2039250 PMID 20884811 CLE17 TAIR locus:505006216 PMID 20884811 CLE1 TAIR locus:504956162 PMID 20884811 CLE5 TAIR locus:504955982