PlantagoAntirrhinumVeronicaPenstemonSelf-Incompatibility in Flowering PlantsPollenDEFICIENS ProteinFlowersPlant DevelopmentGenes, PlantPlant ProteinsPlantsPetuniaMADS Domain ProteinsAngiospermsDNA, PlantGene Expression Regulation, PlantMeristemPlant StructuresScrophulariaceaeGenes, HomeoboxClarkiaProto-Oncogene Proteins c-mybMolecular Sequence DataPhylogenyPlant LeavesPlants, Genetically ModifiedPhenotypePigmentation