. . . "Magnoliophyta" . "Hymenoclea" . . . . "Plantae" . . "Hymenoclea sandersonii (S.L. Welsh) N.H. Holmgren" . "(S.L. Welsh) N.H. Holmgren" . . . "Asteraceae" . . "Sanderson's Burrobrush" . . "Asterales" . . "Hymenoclea sandersonii" . . "Magnoliopsida" .