| Family | Liliaceae | 
| Subfamily | Lilioideae | 
| Tribe | Lilieae | 
| Scientific name | Cardiocrinum cordatum (Thunberg) Makino | 
| Synonyms | Lilium cordatum (Thunberg) Koidzumi; Hemerocallis cordata Thunberg | 
| Common name | (Japanese common name) uba yuri (ウバユリ, 姥百合 [meaning: old lady lily]) | 
| (English common name) heartleaf lily | |
| Distribution | (Japan) Honshu (west of southern Tohoku region), Shikoku, Kyushu | 
| (Other nations) none | |
| Habitat | In or edge of deciduous trees or evergreen torees forest. | 
| Chromosomal number | 2n=24 | 
| Description | Leaves 15-25cm long, 7-15cm wide, with long petioles, non hair. Scapes 50-100cm tall. Flowers 6 pale green perianths each 12-17cm long, flowering in July to August. Fruits 4-5cm long, seeds 11-13mm long. Perennial plants. | 
| Reference | Cardiocrinum cordatum (Thunb.) Makino | 
| Cardiocrinum (Endlicher) Lindley | 
| July 2008 at Kyoto Botanical Garden  | 
      July 2008 at Kyoto Botanical Garden  | 
      July 2008 at Kyoto Botanical Garden  |