japanese golden rod

asteraceae blooming blossom familyasteraceae field floralemblem flower flowerhead floweringplants gigantea golden goldenrod herbaltea honeyflow honeyplant inflammationandirritation invasive kentucky kidneystone late meadow medicine mexico nativeamericans northamerica panicle parasitoidwasp perennialspecies plant prairie propagatedbywind pseudanthium raceme ragweed savanna smooth solidago species tall toothache weed yellow