Synonyms: Echinospermum collinum; Echinospermum coronatum; Echinospermum heterospermum; Echinospermum redowskii var. cupulatum (homotypic); Echinospermum redowskii var. strictum; Echinospermum texanum; Lappula collina; Lappula columbiana; Lappula coronata; Lappula cupulata; Lappula echinata f. cupulata; Lappula heterosperma; Lappula heterosperma var. homosperma; Lappula redowskii f. cupulata (homotypic); Lappula redowskii var. cupulata (homotypic); Lappula redowskii var. texana; Lappula texana; Lappula texana var. columbiana; Lappula texana var. coronata; Lappula texana var. genuina; Lappula texana var. heterosperma; Lappula texana var. homosperma