Classification
 Nomenclature
Scientific Name:
Eryngium vesiculosum Labill.
Vernacular Name(s):
Coastal eryngo; Sea holly
 Description

Tufted perennial, with stolons or rhizomes, forming patches up to c. 30 cm diam. Basal lvs of 2 forms; winter lvs entire, fistular, septate; summer lvs lanceolate to ovate or spathulate, long-petiolate, deeply spinose-serrate and often undulate, c. 5–12 cm long; non-rosette lvs similar but reduced. Capitula solitary on short peduncles lateral to stolons or arising from rosettes, 5–10 mm diam.; bracts 6–9, triangular, 5–7 mm long; bracteoles similar to bracts but smaller. Fls many, white, 1–3 mm diam.; calyx teeth c. 1 mm long. Fr. scaly.

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

 Biostatus
Indigenous (Non-endemic)
 Phenology

Flowering: Dec.–Mar.

 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. [Declining]
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 Vulnerable]
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. [Declining]