Class
Order
Family
Classification
Subordinate Taxa
Nomenclature
Scientific Name:
Ageratina Spach, Hist. Nat. Vég. (Spach) 10, 286 (1841)
Description
Perennial herbs, subshrubs or shrubs. Lvs usually opposite, rarely alternate, petiolate, simple, entire to serrate or lobed. Infl. a lax or dense corymb. Involucral bracts in 1–2–(3) rows, usually subequal, with membranous margins. Receptacle convex; scales 0, but sometimes minute hairs present. Corolla tubular. Style usually with a distinctly swollen basal node. Achenes ellipsoid-cylindric, usually 5-angled, glabrous, hairy, or glandular; pappus of scabrid hairs, easily deciduous, with acute apical cells.
[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]
Biostatus
Exotic
| Category | Number |
|---|---|
| Exotic: Fully Naturalised | 2 |
| Total | 2 |
Bibliography
Mabberley, D.J. 2008: Mabberley's plant book, a portable dictionary of plants, their classification and uses. Edition 3. Cambridge University Press.
Spach, É. 1841: Histoire Naturelle des Végétaux. Phanerogames. In: Histoire Naturelle des Végétaux. Phanérogames. Vol. 10. Libraire encyclopédique de Roret, Paris. 572.
