| Family | Asteraceae (alt. Compositae) | 
| Scientific name | Chrysanthemum zawadskii Herbich subsp. yezoense (Maekawa) Y. N. Lee | 
| Synonyms | Chrysanthemum yezoense Maekawa; Dendranthema arctica (L.) Tzvelev; Dendranthema arcticum (L.) Tzvelev subsp. maekawanum (Kitamura) Kitamura; Dendranthema arcticum (L.) Tzvelev subsp. wanum Kitamura; Dendranthema yezoense (Maekawa) D. J. N. Hind; Leucanthemum yezoense (Maekawa) Á. Löve & D. Löve | 
| Common name | (Japanese common name) ko-hama-giku (コハマギク, 小浜菊 [meaning: small coastal daisy]) | 
| (English common name) none | |
| Distribution | (Japan) Hokkaido (Pacific coastal area), Honshu (Pasific coastal area, north of Ibaraki prefecture) | 
| (Other nations) Korea? | |
| Habitat | Seaside | 
| Chromosomal number | 2n=90 | 
| Description | Plants 10-50cm tall. Leaves 1-4cm long, 1-4cm wide. Flowers white ca. 5cm across, flowering in September to December. Perennial plants. | 
| Reference | Chrysanthemum zawadskii Herbich subsp. yezoense (Maek.) Y. N. Lee | 
| October 2007 at Tsukuba Botanical Garden  | 
      October 2007 at Tsukuba Botanical Garden  | 
      October 2007 at Tsukuba Botanical Garden  | 
    
| October 2007 at Tsukuba Botanical Garden  | 
    
| October 2007 at Tsukuba Botanical Garden  | 
      April 2009 at Tsukuba Botanical Garden  |