Lobelia incurva Lobelia falcata Lobelia strictiflora Petromarula strictiflora Rapuntium kalmii Lobelia kalmii f. leucantha Lobelia kalmii var. capillaris Lobelia kalmii var. edithae Lobelia kalmii var. strictiflora Dortmanna kalmii Lobelia kalmii f. kalmii
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024