Lappula occidentalis var. cupulata
Lappula leucotricha Lappula redowskii var. occidentalis Lappula desertorum Lappula brachystyla Lappula patagonica Echinospermum brachycentrum var. brachystylum Echinospermum desertorum Echinospermum occidentale Echinospermum redowskii var. occidentale Lappula redowskii var. desertorum Lappula echinata var. occidentalis
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024