Linnaeus, in Species Plantarum (1753), the starting point for modern botanical nomenclature, recognized 14 genera of algae, of which only four are currently considered among algae.
lˈɪniːəs, ɪn spˈiːsiːz plˈæntɑːɹɹəm wˈʌn θˈaʊzənd sˈɛvənhˈʌndɹɪd fˈɪfti θɹˈiː, ðə stˈɑːɹɾɪŋ pˈɔɪnt fɔːɹ mˈɑːdɚn bətˈænɪkəl nəmˈɛŋklətʃɚ, ɹˈɛkəɡnˌaɪzd fˈoːɹtiːn dʒˈɛnɚɹə ʌv ˈælɡiː, ʌvwˈɪtʃ ˈoʊnli fˈoːɹ ɑːɹ kˈɜːɹəntli kənsˈɪdɚd ɐmˌʌŋ ˈælɡiː.