Asteraceae
Ramtilla
Guizotia abyssinica
- Family
- Asteraceae
- Genus
- Guizotia
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Common names
By language (23)
- Amharic
- ኑግ
- cdo
- 冬節花
- Chinese
- 小油菊, 小葵子
- Czech
- Mastňák habešský
- Dutch
- Nigerzaad, Gingellikruid, Negerzaad
- English
- Ramtilla
- Esperanto
- Abisinia gvizotio
- Finnish
- Keltiö, Linnunkeltiö
- French
- Doug, Niger
- German
- Ramtillkraut, Abessinisches Ramtillkraut, Gingellikraut, Negersaat, Nigersaat, Nigersamen
- Hausa
- Abyssinica Guizotia
- Hebrew
- גיזוטיה צרת-עלים, נוג
- Hindi
- रामतिल
- Japanese
- キバナタカサブロウ
- Kannada
- ಗುಯಿಜೋಟಿಯಾ ಅಬಿಸಿನಿಕಾ
- Marathi
- कारळे, खुरसणी
- Nepali
- झुसे तिल
- Polish
- Olejarka abisyńska
- Russian
- Гвизоция абиссинская
- Slovenian
- Abesinska gizotija, Črnsko seme
- Spanish
- Negrillo
- Swedish
- Negerfrö
- Welsh
- Guizotia
Synonyms
- Anthemis mysorensis Herb.Madr. ex DC.
- Bidens ramtilla Wall.
- Buphthalmum ramtilla Buch.-Ham. ex Wall.
- Guizotia abyssinica var. abyssinica
- Guizotia abyssinica var. angustior (DC.) Oliv. & Hiern
- Guizotia abyssinica var. baldratiana Cif.
- Guizotia abyssinica var. baldratiana Cufod.
- Guizotia abyssinica var. candussoiana Cif.
- Guizotia abyssinica var. caulirufa Cif.
- Guizotia abyssinica var. corgevinii Cif.
- Guizotia abyssinica var. negriana Cif.
- Guizotia abyssinica var. pichisermollii Cif.
- Guizotia abyssinica var. sativa (Roxb. ex Sims) Oliv. & Hiern
- Guizotia abyssinica var. sciarapovii Cif.
- Guizotia oleifera (DC.) DC.
- Guizotia oleifera DC. & A.DC.
- Guizotia oleifera subsp. angustior DC.
- Guizotia oleifera subsp. oleifera
- Guizotia oleifera subsp. sativa DC.
- Guizotia oleifera var. oleifera
- Guizotia oleifera var. sativa (Roxb. ex Sims) DC.
- Helianthus oleifer Wall.
- Heliopsis platyglossa Cass.
- Jaegeria abyssinica (L.f.) Spreng.
- Polymnia abyssinica L.f.
- Polymnia frondosa Bruce ex Murray
- Polymnia frondosa Bruce
- Ramtilla oleifera DC.
- Ramtilla oleifera var. angustior DC.
- Ramtilla oleifera var. oleifera
- Ramtilla oleifera var. sativa (Roxb. ex Sims) DC.
- Tetragonotheca abyssinica (L.f.) Ledeb.
- Verbesina sativa Roxb. ex Sims
- Verbesina sativa Roxb.
Flowers
- In flower
- January to February, August to November (from 24 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Annual
- In the US and Canada
- Canada: introduced, Lower 48 states: introduced
Photos
FlowerPhoto: CaracalShan, CC BY 4.0, from iNaturalist 
FlowerPhoto: gerardbertrand, CC BY 4.0, from iNaturalist 
Photo: Pavel Kúr, CC0, from iNaturalist 
Photo: Jebicca Karki, CC BY-SA 3.0, from Wikimedia Commons 
Photo: chrissy bonham, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Jenn Wren, CC BY 4.0, from iNaturalist 
Photo: Oceancetaceen - Alice Chodura, CC BY-SA 3.0, from Wikimedia Commons 
Photo: annie burgess, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: guywallbanks, CC BY 4.0, from iNaturalist 
Photo: Josep Gesti, CC BY-SA 4.0, from Wikimedia Commons 
Photo: JBo, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Erwin Sieben, CC0, from iNaturalist
More in Guizotia
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.