| Family | Asteraceae (alt. Compositae) | 
| Scientific name | Inula britannica L. | 
| Synonyms | Aster britannicus Allioni; Conyza britannica (L.) Moris ex Ruprecht; Inula britannica L. subsp. japonica (Thunberg) Kitamura; Inula britannica L. subsp. japonica (Thunberg) Kitamura forma plena Makino; Inula britannica L. var. chinensis (Ruprecht ex Maximovicz) Regel; Inula britannica L. var. japonica (Thunberg) Franchet et Savatier; Inula britannica L. var. sublanata (Komarov) Kitagawa; Inula britannica L. var. tymiensis Kudô; Inula hispanica Pau; Inula japonica Thunberg; Inula japonica Thunberg var. plena (Makino) Makino; Inula serrata Gilibert; Inula tymiensis Kudô | 
| Common name | (Japanese common name) o-guruma (オグルマ, 小車 [meaning: small wheels]) | 
| (English common name) British elecampane, British yellowhead, Meadow fleabane | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu, Okinawa | 
| (Other nations) Russia, Korea, China, Mongolia, Caucasus, Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, Uzbekistan, Europe | |
| Habitat | Swamp, riverside | 
| Chromosomal number | 2n=16 | 
| Description | Plants 20-60cm tall. Leaves 5-10cm long, 1-3cm wide. Flowers yellow 3-4cm across, flowering in June to October. Fruits ca. 1mm long. Perennial plants. | 
| Reference | Inula britannica L. | 
| June 2007 at Koishikawa Botanical Garden  | 
      June 2007 at Koishikawa Botanical Garden  | 
      June 2007 at Koishikawa Botanical Garden  | 
    
| June 2007 at Koishikawa Botanical Garden  |