Twelve images of Grindelia lanceolata, gumweed, gum plant, narrowleaf gumweed, spiny toothed gumweed. Plant tea traditionally used for asthma, coughs, kidney ailments, bronchitis. Tea of flowering tops used for colic, stomachaches. Externally, a leaf poultice or wash was used for sores, skin eruptions, wounds. Said to be sedative, spasmolytic, and antibacterial. For all practical historical medicinal purposes, Grindelia lanceolata and Grindelia squarrosa were used interchangeably.