Asteraceae
Guizotia

Guizotia abyssinica (L.f.) Cass.

First published in G.-F.Cuvier, Dict. Sci. Nat., ed. 2. 59: 248 (1829)
This species is accepted
The native range of this species is NE. Tropical Africa. It is an annual and grows primarily in the seasonally dry tropical biome.

Descriptions

Compositae, C. D. Adams. Flora of West Tropical Africa 2. 1963

Morphology General Habit
A nearly glabrous shrubby herb up to about 4 ft. high
Morphology Reproductive morphology Inflorescences
Numerous heads of bright yellow flowers 1-11/2 in. across.
[FWTA]

Extinction risk predictions for the world's flowering plants to support their conservation (2024). Bachman, S.P., Brown, M.J.M., Leão, T.C.C., Lughadha, E.N., Walker, B.E. https://nph.onlinelibrary.wiley.com/doi/full/10.1111/nph.19592

Conservation
Predicted extinction risk: not threatened. Confidence: confident
[AERP]

Compositae, H. Beentje, C. Jeffrey & D.J.N. Hind. Flora of Tropical East Africa. 2005

Morphology General Habit
Annual herb 1–2 m high, erect; stems often purplish, pilose to glabrous.
Morphology Leaves
Leaves sessile, subconnate-perfoliate, lanceolate to oblanceolate, 10–15 cm long, 2–6 cm wide, base truncate to cordate, margins entire to serrate, apex acute, scabrid on both surfaces, with sessile glands.
Morphology Reproductive morphology Inflorescences Capitulum
Capitula in terminal few-headed cymes; stalks of individual capitula 2–12 cm long; involucre 7–10(–32) mm long, the outer phyllaries foliaceous, pilose, the inner scarious; paleae 5–9 mm long, 5-veined.
Morphology Reproductive morphology Flowers Florets
Ray florets yellow, 6–8(–15), tube 1–2.8 mm long, ray 8–14(–21) mm long; disc florets many, yellow, 4–5.5 mm long.
Morphology Reproductive morphology Fruits
Achenes 3.5–5.7 mm long; pappus absent.
Habitat
uderal; 1500–2000 m
Distribution
K3 U4 probably native in N Ethiopia, naturalized in India and Réunion
[FTEA]

Common Names

unknown
Niger, Niger seed cake, inga seeds, ramtil seed

Sources

  • Angiosperm Extinction Risk Predictions v1

    • Angiosperm Threat Predictions
    • http://creativecommons.org/licenses/by/4.0

  • EBC Common Names

    • Common Names from Kew's Economic Botany Collection https://www.kew.org/science/collections-and-resources/collections/economic-botany-collection

  • Flora of Tropical East Africa

    • Flora of Tropical East Africa
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Flora of West Tropical Africa

    • Flora of West Tropical Africa
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Herbarium Catalogue Specimens

    • 'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    • Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2026. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0