Class
Order
Family
Classification
Subordinate Taxa
Nomenclature
Scientific Name:
Erigeron L., Sp. Pl. 863-865 (1753)
Synonymy:
- = Conyza Less., Syn. Gen. Compos. 203-204 (1832)
Vernacular Name(s):
Fleabane
Description
Usually annual to perennial herbs, rarely shrubs. Lvs alternate, simple, entire, serrate or lobed. Capitula 1-numerous, solitary or in corymbs or panicles. Involucral bracts in 2–4 rows, imbricate, the outer somewhat herbaceous, the inner mostly chartaceous. Receptacle flat or convex; scales 0. Outer florets ♀, mostly distinctly ligulate, numerous in 1–2 rows, sometimes the inner ♀ florets filiform; ligules white to pink, blue or purple. Inner florets ☿, tubular, numerous. Achenes usually all similar, sometimes dimorphic, obovoid, compressed, hairy, sometimes with 1–4 narrow ribs; pappus usually of scabrid hairs in 1 row, sometimes with a short outer row of scales or hairs and then rarely the long hairs lacking on ray achenes.
[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]
Biostatus
Exotic
| Category | Number |
|---|---|
| Exotic: Fully Naturalised | 6 |
| Exotic: Casual | 1 |
| Total | 7 |
Bibliography
Lessing, C. F. 1832: Synopsis Generum Compositarum Earumque Dispositionis Novae Tentamen Monographiis Multarum Capensium Interjectis. Duncker & Humblot, Berlin.
Linnaeus, C. 1753: Species Plantarum. Impensis Laurentii Salvii, Stockholm.
Mabberley, D.J. 2008: Mabberley's plant book, a portable dictionary of plants, their classification and uses. Edition 3. Cambridge University Press.
Shi Zhu; Chen Yilin; Chen Yousheng; Lin Yourun; Liu Shangwu; Ge Xuejun; Gao Tiangang; Zhu Shixin; Liu Ying; Yang Qiner; Humphries, C.J.; von Raab-Straube, E.; Gilbert, M.G.; Nordenstam, B.; Kilian, N.; Brouillet, L.; Illarionova, I.D.; Hind, D.J.N.; Jeffrey, C.; Bayer, R.J.; Kirschner, J.; Greuter, W.; Anderberg, A.A.; Semple, J.C.; Štěpánek, J.; Freire, S.E.; Martins, L.; Koyama, H.; Kawahara, T.; Vincent, L.; Sukhorukov, A.P.; Mavrodiev, E.V.; Gottschlich, G. 2011: Asteraceae. Wu, C.Y.; Raven, P.H.; Hong, D.Y. (ed.) Flora of China. Vol. 20-21. Science Press, Beijing, and Missouri Botanical Garden Press, St. Louis.
