Classification
Class
Magnoliopsida Brongn.
Order
Asterales Link
Family
Compositae Giseke
Genus
Raoulia Hook.f. ex Raoul
 Nomenclature
Scientific Name:
Raoulia youngii (Hook.f.) Beauverd, Bull. Soc. Bot. Genève, sér. 2, 4: 419 (1912)
Synonymy:
  • ≡ Gnaphalium youngii Hook.f., Handb. New Zealand Fl. 152 (1864) – as Gnaphalium (Helichrysum) youngii
  • ≡ Helichrysum youngii (Hook.f.) Kirk, Stud. Fl. New Zealand 310 (1899)
  • ≡ Psychrophyton youngii (Hook.f.) Beauverd, Bull. Soc. Bot. Genève, sér. 2, 2: 230, f. 11 (1910)
 Description

Branches tufted, forming soft patches up to c. 10 cm. diam. and 5 cm. tall. Lvs densely imbricate, spreading at tips, 3·5–6·5 × 2–2.5 mm., obovate-oblong, 3-nerved, densely clad on both surfaces in soft buff to white tomentum. Capitula up to 1·5 cm. diam.; inner phyll. linear-oblong, acute, with white radiating tips up to 5 mm. long. Florets 25–50 or more, ♀ c. = perfect. Achenes up to 0.75 mm. long, pubescent to nearly glab.; pappus-hairs up to 4 mm. long, rigid, slightly thickened above.

[From: Allan (1961) Flora of New Zealand. Volume 1.]

 Biostatus
Indigenous (Endemic)
 Bibliography
Beauverd, G. 1910: Contribution à l'Étude des Composées. Suite V: Recherches sur la tribu des Gnaphaliées. Raoulia, Psychrophyton, Ewartia, Leucogenes and Leontopodium. Bulletin de la Société Botanique de Genève, sér. 2, 2: 207–260.
Beauverd, G. 1912: Contributions a l'étude des Composées: B) Nouvelles recherches sur le genre Raoulia. Bulletin de la Société Botanique de Genève, sér. 2, 4: 41–55.
de Lange, P.J.; Rolfe, J.R.; Barkla J.W.; Courtney, S.P.; Champion, P.D.; Perrie, L.R.; Beadel, S.N.; Ford, K.A.; Breitwieser, I.; Schönberger, I.; Hindmarsh-Walls, R.; Heenan, P.B.; Ladley, K. 2018: Conservation status of New Zealand indigenous vascular plants, 2017. New Zealand Threat Classification Series. No. 22. [Not Threatened]
de Lange, P.J.; Rolfe, J.R.; Champion, P.D.; Courtney, S.P.; Heenan, P.B.; Barkla, J.W.; Cameron, E.K.; Norton, D.A.; Hitchmough, R.A. 2013: Conservation status of New Zealand indigenous vascular plants, 2012. New Zealand Threat Classification Series 3. Department of Conservation, Wellington. [Not Threatened]
Hooker, J.D. 1864: Handbook of the New Zealand Flora: a systematic description of the native plants of New Zealand and the Chatham, Kermadec's, Lord Auckland's, Campbell's and Macquarie's Islands. Part I. Reeve, London.
Kirk,T. 1899: The Students' Flora of New Zealand and the Outlying Islands. Government Printer, Wellington, N.Z.
Ward, J. M. 1982: A key, synopsis and concordance for Raoulia. Mauri Ora 10: 11–19.