Senecio megacephalus Nuttalllarge-flowered ragwort;rocky ragwort;Nuttall's ragwort;large-headed groundselséneçon à grands capitulesSenecio megacephalusCarthew summit, on trail between Carthew ridge summit and Summit LakeSE facing scree slope, hot dry erosional scree slopesAgoseris, Penstemonlocally abundan