shrubby butterweed or threadleaf ragwort leaves, senecio flaccidus, rio

american asteraceae background beautiful biodiversity biology botanical botany brazil butterweed closeup concept conservation ecology edible environment environmental flaccidus foliage fresh garden green habitat herbaceous hope horticulture janeiro leaf leaves loss native natural nature non outdoor pattern pioneer plant plants plume preservation protection ragwort rio season senecio shrubby summer taxonomy texture threadleaf tropical weed