Senecio inaequidens DC.

Posted byTrajche DimitrovskiPosted inCompositae, Plant families

Taxonomy: Fam. Compositae// Genus: Senecio// Species: Senecio inaequidens DC.

Determined according to the botanical keys provided by Chater and Walters (1976 in Tutin et al.).

Lifeform: Perennial plant. Hemicryptophyte or chamaephyte according to the Raunkiær system.

Distribution: Native from Mozambique to South Africa; introduced in Europe and North America – Mexico according to the Plants of the World Online portal, Royal Botanic Gardens, Kew.

Habitat: Open habitats on disturbed ground, near cultivated land, roadsides. Not native to the Osogovo region- introduced/ alien species. Found sporadically from the mountain foot up to c. 1600 m altitude (Svilanovo region, village of Pantelej, Ponikva, suburban areas in Kochani).

Flowering period: Summer to fall (JUN, JUL, AUG, SEP).

Locality: Svilanovo region.

Senecio inaequidens – habit. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – habit. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – upper part of plant – flowering stems with capitula. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – upper part of plant – flowering stems with capitula. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – upper part of plant – flowering stems with capitula. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – flowering stems with capitula. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – capitula. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – capitula. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – capitulum. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – capitulum. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – capitulum. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – capitulum. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – involucre of capitulum. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – involucre of capitulum. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – involucre of capitulum. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – spent capitulum with achenes. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – involucre of capitula. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – developing capitulum. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – upper cauline leaves. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – upper cauline leaves. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem and cauline leaves. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – stems with leaves. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – stems with leaves. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem and cauline leaf. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem and cauline leaf. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem and cauline leaf. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – adaxial side of leaf. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – abaxial side of leaf. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – lower part of plant. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – lower part of plant. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – lower part of plant. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – vegetative shoots. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.
Senecio inaequidens – vegetative shoots. Osogovo – Svilanovo region, 11.06.2023. Photo by Trajche Dimitrovski.

Locality: Ponikva.

Senecio inaequidens – habit. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – habit. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – flowering stems with capitula. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – flowering stems with capitula. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – capitula. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – capitula. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – capitulum. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – side view of capitulum with involucral bracts. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – side view of capitula with involucral bracts. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – side view of capitula with involucral bracts. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem with cauline leaves. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – stems with leaves. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem with cauline leaves. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem with cauline leaves. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem and leaf. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – adaxial side of leaf (left) and abaxial side of leaf (right). Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – lower part of stem. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – plant base. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – plant base. Osogovo – Ponikva, 26.07.2024. Photo by Trajche Dimitrovski.

Locality: village of Rajchani region.

Senecio inaequidens – habit. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – capitulum. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – capitulum. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – involucre. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – involucre. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – involucre. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem with leaves. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem with leaves. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem with leaves. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem and leaf. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem and leaf. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – adaxial side of leaf (left) and abaxial side of leaf (right). Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.
Senecio inaequidens – stem. Osogovo – village of Pantelej region, 22.09.2024. Photo by Trajche Dimitrovski.

References:

Chater, A. O. and Walters S. M. 1976. Senecio L. In Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A. (eds.), Flora Europaea. Volume 4. Plantaginaceae to Compositae (and Rubiaceae). Cambridge: Cambridge University Press, pp. 191–205.

Senecio inaequidens. Greuter, W. 2006+: Compositae (pro parte majore). – In: Greuter, W. & Raab-Straube, E. von, Compositae. Euro+Med PlantBase – the information resource for Euro-Mediterranean plant diversity. Published at https://europlusmed.org/. https://europlusmed.org/cdm_dataportal/taxon/115d7ce0-69b5-4938-a2c4-53bfbe52206b [Accessed 16.01.2026].

Senecio inaequidens DC. Plants of the World Online portal, Royal Botanic Gardens, Kew. https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:245637-1 [Accessed 30.10.2023].

Last update: 16.01.2026.