Classification
 Nomenclature
Scientific Name:
Lepidium L., Sp. Pl. 643 (1753)
Synonymy:
  • = Coronopus Zinn (1757)
Vernacular Name(s):
pepper grass; Peppercress; Pepperwort; Tongue grass
 Description

Annual, biennial or perennial taprooted herbs, sometimes subshrubby with stout woody rootstock, rarely shrubs. Hairs simple or papillate or 0. Stems prostrate to erect, leafy. Lvs simple, toothed or 1–2-pinnatifid, or pinnate. Racemes ebracteate. Sepals erect to patent, not saccate. Petals white, rarely yellow or reddish, or often 0. Stamens (0)–2–6, without appendages. Nectaries variable, 6 or 4, tuberculate or filiform. Style long, short or 0; stigma capitate. Silicle ovate, elliptic, obovate, circular or rhomboid, angustiseptate, dehiscent; valves keeled and usually winged, the wings forming a notch at apex and sometimes fused to the base of the style. Seeds ovoid, winged or not, 1 per locule.

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

 Biostatus
Indigenous (Non-endemic)
Number of species in New Zealand within Lepidium L.
CategoryNumber
Indigenous (Endemic): Extinct2
Indigenous (Endemic)17
Indigenous (Non-endemic)1
Exotic: Fully Naturalised15
Exotic: Casual2
Total37
 Bibliography
de Lange, P.J.; Heenan, P.B.; Houliston, G.J.; Rolfe, J.R.; Mitchell, A.D. 2013: New Lepidium (Brassicaceae) from New Zealand. PhytoKeys 24: 1–147.
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.