1 "Fruit fleshy (but sometimes hard)" "Myrtaceae - Group 1" 1 "Fruit dry" 2 2 "Stamens gathered into 4 or 5 bundles, each bundle usually united at the base" "Myrtaceae - Group 2" 2 "Stamens mostly free, not in 5 bundles but occasionally fused into a tube at the base" "Myrtaceae - Group 3"