Transcriptional repressor that regulates multiple aspects of plant growth and development through the regulation of BEL1-LIKE (BLH) and KNOX TALE (KNAT) homeodomain transcription factors. Interacts with KNAT1, KNAT2, KNAT3 and KNAT4. Expressed in roots, shoots, stems, flower buds and siliques. Plants over-expressing OFP12 have no visible phenotype. Extended N-terminus.