Scientific Name:
Tussilago farfara L., Sp. Pl. 865 (1735)
Vernacular Name(s):
Clayweed; Coltsfoot; Coughwort; Dovedock; Ginger root; Horse-hoof

Herb with stout rootstock and rhizomes. Basal lvs glabrous on upper surface, moderately to densely lanate on lower; petiole hairy, > lamina, 3–35 cm long; lamina reniform to suborbicular, cordate, acute, shallowly lobed and again denticulate, 3–20 cm diam.; lobes with flat or concave sides. Infl. usually appearing before lvs, erect, 5–30 cm tall; cauline lvs > 10, ovate-triangular, entire, c. 1 cm long. Supplementary bracts 0–2. Involucral bracts c. 20, linear- to ovate-oblong, 9–14 mm long. Ray florets numerous; ligules yellow, linear, 3–5 mm long. Achenes 3–5 mm long.

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


Flowering: Oct.

Biosecurity New Zealand 2012: Regional Pest Management Strategies Database.
Biosecurity New Zealand 4 Aug 2011: Unwanted Organisms Register.
Biosecurity New Zealand 2008: National Plant Pest Accord. MAF Biosecurity New Zealand, Wellington.
Howell, C. 2008: Consolidated list of environmental weeds in New Zealand. DOC Research & Development Series 292: 42.
Linnaeus, C. 1753: Species Plantarum. Impensis Laurentii Salvii, Stockholm.
Ministry for Primary Industries 23 Feb 2017: Unwanted Organisms Register. Version 02.01.02.