Classification
 Subordinate Taxa
 Nomenclature
Scientific Name:
Onopordum L., Sp. Pl. 827 (1753)
 Description

Biennial herbs. Hairs multicellular or unicellular, usually cottony, woolly, or felted, sometimes short and glandular. Lvs alternate, sessile, subentire or pinnatifid or pinnatisect, dentate; lobes and teeth spine-tipped. Capitula homogamous, globose to ovoid, solitary or clustered. Involucral bracts in several series, deltoid to linear, glabrous, puberulent or tomentose; apex spinous. Receptacle flat; scales connate, enclosing bases of achenes in pits with dentate margins. Florets ☿, all tubular. Corolla glabrous or glandular, 5-lobed, reddish, purple, pink or white. Anthers subulate at apex, shortly caudate at base; filaments hairy. Style branches linear, erect, appressed. Achenes obovoid to clavate, 4–5-angled, glabrous, smooth or rugose; achene insertion basal; pappus hairs in 1 or several rows, soft to stiff, plumose or scabrid, united at base into a ring.

[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]

 Biostatus
Exotic
Number of species in New Zealand within Onopordum L.
CategoryNumber
Exotic: Fully Naturalised1
Exotic: Casual1
Total2
 Bibliography
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.