Nomenclature
Scientific Name:
Ranunculus viridis H.D.Wilson & Garn.-Jones, New Zealand J. Bot. 21: 342 (1983)
 Description

Tufted perennial; rosettes 8–10 cm tall, arising from stout fibrous rhizome. Lamina deltoid to orbicular, 20–30–(40) mm diam., ternatifid to c. 3/4 way; lobes again ternatifid or toothed, glabrous except for tufts of hairs at tips of teeth. Fls solitary, 25–30 mm diam.; scapes short, elongating to 3–5 cm long at fruiting, with fine cobwebby hairs. Sepals spreading, with fine hairs beneath. Petals 5, c. = sepals, yellow, obovate; nectaries 3, 2–3 mm from petal base, naked. Receptacle almost glabrous. Achenes numerous, not flattened, glabrous; body bulbous, 1.5–2 mm long; beak straight, tapering, c. 3 mm long.

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

 Biostatus
Indigenous (Endemic)
 Bibliography
de Lange, P.J.; Norton, D.A.; Courtney, S.P.; Heenan, P.B.; Barkla, J.W.; Cameron, E.K.; Hitchmough, R.; Townsend, A.J. 2009: Threatened and uncommon plants of New Zealand (2008 revision). New Zealand Journal of Botany 47: 61–96. [Nationally Critical]
de Lange, P.J.; Norton, D.A.; Heenan, P.B.; Courtney, S.P.; Molloy, B.P.J.; Ogle, C.C.; Rance, B.D. 2004: Threatened and uncommon plants of New Zealand. New Zealand Journal of Botany 42(1): 45–76.
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. [Nationally Critical]
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. [Nationally Critical]
Wilson, H.D.; Garnock-Jones, P. J. 1983: Taxonomic notes on Stewart Island Ranunculus including two new species. New Zealand Journal of Botany 21: 341–345.