1. List of 62 Genus 2. List of 258 Species (4 Ranks*) Rank A (32 species) Rank B (56 species) Rank C (83 species) Rank D (87 species) (* "Rank" have been , tentatively, calculated from the several kinds of data of regional distribution in Japan. However, it will not correlate to the "frequency". )
(* "Rank" have been , tentatively, calculated from the several kinds of data of regional distribution in Japan. However, it will not correlate to the "frequency". )