| Hosta | kiyosumiensis |
| Status | species |
| Originator(s) | Fumio Maekawa 1935/AHS1993 |
| Origin | Mt. Kiyosumi, Japan |
| Size category | medium |
| Plant height x width | |
| Leaf length x width | 15x8 cm (6x3 in.) |
| Vein pairs | 5-6 |
| Leaf color | pale green |
| Variegation | |
| Leaf | serrated |
| Petiole | purple base |
| Scape | |
| Scape height | |
| Flower | whitish |
| Flower length | |
| Fragrant | |
| Flowering period | |
| Fertile | yes |
| Pod | |
| Ploidy | 2-2-2 |
| Patents | |
| Info | JN: Kiyosumi Giboshi=the "Mount Kiyosumi hosta". Collected by Nakai, Mount Kiyosumi, Kanto District of Honshu, Chiba Prefecture. |
| Sports | 'Busen' sport/yg 'Kifukurin Kiyosumi' sport/gy 'Nakafu Kiyosumi' sport/yg 'Seiryu' sport/os 'Shinano Nishiki' sport/ 'Shirobana Kiyosumi' sport/gg |
| Progeny | 'Amethyst Joy' = PP x pycnophylla 'Belle of the Ball' = PP x pycnophylla 'Frilly Frolic' = 'Sea Frolic' x PP 'Inland Sea' = PP x pycnophylla 'James A. Garfield' = pycnophylla x PP 'Lavender Doll' = PP x pycnophylla 'Lavender Stocking' = PP x pycnophylla 'Martin Van Buren' = PP x pycnophylla 'Memorable Moments' = ('Breeder's Choice' x 'Faith') x PP 'Mercy Me' = (('Marilyn Monroe' x 'Maekawa') x ('One Man's Treasure' x 'Gilt by Association')) x PP 'Quaker Lady' = PP x pycnophylla 'Qualifying Queen' = PP x pycnophylla 'Swan Lake' = PP x pycnophylla 'Toots' = pycnophylla x PP 'White Heron' = PP x pycnophylla |