Hymenocallis acutifolia is a plant species first described in 1826 with the name Hymenocallis littoralis var. acutifolia.Herbert, William. 1826. Botanical Magazine 53: under plate 2621 descriptions in Latin, commentary in English, full-page colour illustration It is endemic to Mexico, known from the States of Oaxaca, Michoacán, Jalisco, Veracruz, Puebla, and Nayarit.Tropicos, specimen listings for Hymenocallis acutifolia García-Mendoza, A. J. & J. A. Meave. 2011. Diversidad Florística de Oaxaca: de Musgos a Angispermas 1–351. Universidad Nacional Autónoma de México, Ciudad Universitaria.
Etymology The specific epithet (acutifolia) is derived from the Latin words acutus meaning "pointed" and folium meaning "leaf".Backer, C.A. (1936). Verklarend woordenboek der wetenschappelijke namen van de in Nederland en Nederlandsch-Indië in het wild groeiende en in tuinen en parken gekweekte varens en hoogere planten (Edition Nicoline van der Sijs).
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