tˈuː mˈeɪdʒɚ vˈɛɹiənts ʌv ˈeɪtʃ. pʌltʃˈɛlə ɑːɹ nˈoʊn: ðə tˈaɪp vɚɹˈaɪəɾi, wˌɪtʃ bˈɛɹz kənspˈɪkjuːəs ɹᵻtˈɛntɪv hˈɛɹz ɔnðɪ ˈɪnɚ pˈɪtʃɚ sˈɜːfɪs, ænd ɐn ɪŋkəmplˈiːtli dˌaɪəɡnˈoʊzd tˈæksən fɹʌm ˈæmjʊɹɹi tˈɛpjuːi, wˌɪtʃ lˈæks ðiːz hˈɛɹz.
Two major variants of H. pulchella are known: the type variety, which bears conspicuous retentive hairs on the inner pitcher surface, and an incompletely diagnosed taxon from Amurí Tepui, which lacks these hairs.