Acoraceae
Grassleaf sweet flag
Acorus gramineus
- Family
- Acoraceae
- Genus
- Acorus
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Common names
By language (17)
- Arabic
- وج قزم
- arz
- اكوريوس جرامينيس
- Belarusian
- Аер злакавы
- Chinese
- 石菖蒲, 金钱菖蒲, 九节菖蒲, 堯韭, 小石菖蒲, 建菖蒲, 昌陽, 菖蒲
- Croatian
- Močvarni ljiljan
- Czech
- Puškvorec trávolistý
- English
- Grassleaf sweet flag, Grassy-leaved sweet flag, Japanese rush, Japanese sweet flag, Japanese sweetflag, Slender sweet flag, Dwarf sedge, Grass-leaf sweet-flag
- Finnish
- Heinäkalmojuuri
- Japanese
- セキショウ, アコルス
- Lithuanian
- Siauralapis ajeras, Viksninis ajeras
- Polish
- Tatarak trawiasty
- Slovenian
- Japonski kolmež
- Spanish
- Acoro gramineo, Ácoro gramineo
- Thai
- สือชังผู่
- Vietnamese
- Thạch xương bồ
- Welsh
- Gellesgen bêr fain
- za
- Gosipraemx
Synonyms
- Acorus gramineus var. japonica M.Hotta
- Acorus gramineus var. japonicus M.Hotta
- Acorus gramineus var. macrospadiceus Yamam.
- Acorus gramineus var. pusillus (Siebold ex Miq.) Engl.
- Acorus humilis Salisb.
- Acorus macrospadiceus (Yamam.) F.N.Wei & Y.K.Li
- Acorus pusillus Siebold ex Miq.
- Acorus xiangyeus Z.Y.Zhu
Flowers
- In flower
- January, March to April (from 16 flowering iNaturalist observations worldwide)
Photos
FlowerPhoto: chiuluan, CC BY 4.0, from iNaturalist 
FlowerPhoto: vrxz, CC BY-SA 4.0, from iNaturalist 
FlowerPhoto: angryphyco, CC BY 4.0, from iNaturalist 
FlowerPhoto: 黃美滿, CC BY 4.0, from iNaturalist 
Photo: Cliff, CC BY 2.0, from Wikimedia Commons 
Photo: Yj, CC BY 4.0, from iNaturalist 
Photo: Daderot, CC0, from Wikimedia Commons 
Photo: Cheng-Te Hsu, CC BY 4.0, from iNaturalist 
Photo: Daderot, CC0, from Wikimedia Commons 
Photo: WaiTsun Yeung, CC BY 4.0, from iNaturalist 
Photo: Photo by David J. Stang, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Agnes Trekker, CC0, from iNaturalist
More in Acorus
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.