| Family | Asteraceae (alt. Compositae) |
| Scientific name | Chrysanthemum pacificum Nakai |
| Synonyms | Ajania pacifica (Nakai) K. Bremer & Humphries; Dendranthema pacificum (Nakai) Kitamura |
| Common name | (Japanese common name) iso-giku (イソギク, 磯菊 [meaning: seashore daisy]) |
| (English common name) gold chrys, silver chrys | |
| Distribution | (Japan) Honshu (coastal area of Chiba prefecture, Kanagawa prefecture, Sizuoka prefecture) |
| (Other nations) none | |
| Habitat | Seaside |
| Chromosomal number | 2n=90 |
| Description | Plants 30-40cm tall. Leaves 4-8cm long, 1.5-2.5cm wide. Flowers yellow head ca. 5mm long, flowering in October to November. Perennial plants. |
| Reference | Chrysanthemum pacificum Nakai |
| Note | Native to Japan. |
| November 2007 at Tsukuba Botanical Garden |
November 2007 at Tsukuba Botanical Garden |
November 2007 at Tsukuba Botanical Garden |
| November 2007 at Tsukuba Botanical Garden |
November 2007 at Tsukuba Botanical Garden |
| November 2007 at Tsukuba Botanical Garden |
April 2009 at Tsukuba Botanical Garden |