Asteraceae
Senecio

Senecio gramineticola C.Jeffrey

First published in Kew Bull. 41: 895 (1986)
This species is accepted
The native range of this species is Tanzania to Malawi.

Descriptions

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

Morphology General Habit
Perennial herb, 40–150 cm high; stems erect, with white arachnoid tomentum, glabrescent, reddish-brown.
Morphology Leaves
Basal leaves sessile, elliptic, 31–60 cm long (including 10–22 cm long petioloid base), 7–17 cm wide, attenuate into a membraneous petioloid base, margins closely to coarsely dentate or bidentate, apex obtuse; stem leaves sessile, elliptic to lanceolate, 4.5–32 cm long, 0.5–10.5 cm wide, attenuate into an exauriculate or scarcely auriculate petioloid base in lower leaves, expanded and semi-amplexicaul in upper leaves, margins strongly dentate or bidentate, obtuse, shortly acuminate; all leaves arachnoid-pubescent and ± glabrescent.
Morphology Reproductive morphology Inflorescences Capitulum
Capitula discoid, erect, numerous in congested terminal corymbs; involucre cylindrical, 7–9 mm long, 5.5–6.5 mm in diameter, arachnoid at least at the base; bracts of calyculus 8–10, lanceolate, 3–8 mm long, ± arachnoid; phyllaries 16–18, 7–8 mm long, arachnoid or thinly so, long-tapered and bearded at the apex.
Morphology Reproductive morphology Flowers Florets
Ray florets 0; disc florets yellow to orange or brownish, corolla 4.5–7 mm long, tube gradually expanded above the middle, glabrous, lobes 0.7–1 mm long.
Morphology Reproductive morphology Fruits
Achenes (immature) 4 mm long, glabrous; pappus 4.5–7 mm long, white.
Habitat
Grassland or bushed grassland, ?only in unburnt areas; 1500–2250 m
Distribution
T4 T7
[FTEA]

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: threatened. Confidence: confident
[AERP]

IUCN Red List of Threatened Species https://www.iucnredlist.org/species/158345/772931

Conservation
EN - endangered
[IUCN]

Sources

  • Angiosperm Extinction Risk Predictions v1

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

  • Flora of Tropical East Africa

    • Flora of Tropical East 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/

  • IUCN Categories

    • IUCN Red List of Threatened Species
    • http://creativecommons.org/licenses/by-nc-sa/3.0

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2025. 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 2025. 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