Synonyms: Hypericum acutum baeticum; Hypericum acutum undulatum (homotypic); Hypericum acutum var. undulatum (homotypic); Hypericum baeticum; Hypericum decipiens; Hypericum maculatum undulatum (homotypic); Hypericum quadrangulum f. undulatum (homotypic); Hypericum quadrangulum undulatum (homotypic); Hypericum quadrangulum var. undulatum (homotypic); Hypericum tetrapterum undulatum (homotypic); Hypericum tetrapterum var. undulatum (homotypic); Hypericum undulatum baeticum; Hypericum undulatum var. impellucidum