RosaceaePrunusFragariaPotentillaMalusSorbusSpiraeaGeumSelf-Incompatibility in Flowering PlantsPyrusErwinia amylovoraPlant Components, AerialGenome, PlantRosaRosalesPollenSequence Analysis, DNAHigh-Throughput Nucleotide SequencingGenomicsExpressed Sequence TagsFruitPolyploidyPhylogenyFlowersRibonucleasesGenes, PlantChromosomes, PlantGeneticsSyntenyPollinationGenetic MarkersTriterpenesTreesDNA, Plant