Class
Order
Family
Genus
Classification
Nomenclature
Scientific Name:
Jacobaea maritima (L.) Pelser & Meijden in van der Meijden, Heukels' Fl. Nederland 677 (2005)
Synonymy:
- ≡ Othonna maritima L., Sp. Pl. 925 (1753)
- ≡ Senecio cineraria DC., Prodr. [A. P. de Candolle] 6, 355 (1838) nom. nov. pro Othonna maritima L. 1753
- ≡ Cineraria maritima (L.)L.
Description
Erect shrub, up to 60–(100) cm tall. Stems densely white-lanate, finally glabrous toward woody base, much-branched above and below. Lvs densely white- lanate on lower surface, somewhat less hairy and grey on upper surface, petiolate; petiole much < lamina, slightly amplexicaul; lamina lyrate-pinnatifid or 2–3-pinnatisect, ovate to elliptic, obtuse at apex, (2)–3–10 × (1.5)–2–6 cm; segments narrow-oblong to ovate; venation pinnate. Lvs subtending infl. becoming smaller, apetiolate, and often 1-pinnatisect with narrower segments, or not lobed and entire. Capitula numerous, in dense corymbs. Supplementary bracts 2–8, lanceolate, 1.5–3 mm long. Involucral bracts 10–14, oblong, densely lanate, 4.5–7 mm long. Ray florets 7–15; ligules yellow, 3–7 mm long. Disc golden yellow. Achenes cylindric, glabrous, 2–2.5 mm long; pappus 6–7 mm long.
[From: Webb et al. (1985) Flora of New Zealand. Volume 4 as Senecio cineraria DC.]
Biostatus
Exotic
Bibliography
de Candolle, A.P. 1838 ("1837"): Prodromus Systematis Naturalis Regni Vegetabilis. Vol. 6. Treuttel et Würtz, Paris.
Linnaeus, C. 1753: Species Plantarum. Impensis Laurentii Salvii, Stockholm.
Pelser, P.B.; Veldkamp, J.-F.; Meijden van der, P. 2006: New combinations in Jacobaea Mill. (Asteraceae - Senecioneae). Compositae Newsletter 44: 1–11.
van der Meijden, R. 2005: Heukels' Flora van Nederland. Edition 23.
