Galapagos Species Database

The Galapagos Species Database shares the information about the species from our Natural History Collections.

Acmella sodiroi (Hieron.) R.K. Jansen

para cress, toothache plant

Pollen grain of Acmella sodiroi (Hieron.) R.K. Jansen (scanning electron micrograph). Photo: Patricia Jaramillo Díaz & M. Mar Trigo, CDF, 2011.
Pollen grain of Acmella sodiroi (Hieron.) R.K. Jansen (scanning electron micrograph). Photo: Patricia Jaramillo Díaz & M. Mar Trigo, CDF, 2011.

Taxonomy

Domain
Eukaryota

Kingdom
Plantae

Phylum
Magnoliophyta

Class
Magnoliopsida (= Dicotyledoneae)

Order
Asterales

Family
Asteraceae

Genus
Acmella

Species
sodiroi

Taxon category: Accepted

Syn.: Spilanthes sodiroi Hieron. In Galapagos literature, including Andersson (1855), Robinson (1902), Stewart (1911) and Wiggins & Porter (1971) as Spilanthes acmell.

Origin: Native

Distribution

Map of specimen collection localities or observation records for this species in our collections database.

References

  • Andersson, N.J. (1855) Om Galápagos Öarnes Vegetation. Kongliga Svenska Vetenskaps Akademien Handl., Stockholm: 61-256.
  • Guézou, A. Trueman, M., Buddenhagen, E., Chamorro, S., Guerrero, A.M., Pozo, P., Atkinson, R. (2010) An extensive Alien Plan Inventory from the Inhabited Areas of Galapagos Plos One/ www.plosone.org. Volume 5/ Issue 4/e10276
  • Jansen, R.K. (1985) The systematics of Acmella (Asteraceae—Heliantheae). Syst. Bot. Monogr. 8: 1–115.
  • Jørgensen, P.M. León-Yánez, S. (eds.) (1999) Catalogue of the Vascular Plants of Ecuador. Monographs in Systematic Botany from the Missouri Botanical Garden 75. Missouri Botanical Garden Press, St. Louis, 1181 pp.
  • Porter, D.M. (1983) Vascular Plants of the Galapagos: Origins and Dispersal. In: Bowman, R.I., Berson, M. & Leviton, A.E. (eds.): Patterns of evolution in Galápagos organisms. Pacific Division, AAAS, San Francisco, California, p. 33-96.
  • Robinson, B.L. (1902) Flora of the Galapagos Islands. Papers from the Hopkins-Stanford Expedition to the Galapgaos Islands. Proc. Amer. Acad. 38(4): 78-270.
  • Royal Botanic Gardens, Kew Missouri Botanical Garden (eds.) (2013) The Plant List, Version 1.1. Published on the Internet; http://www.theplantlist.org/ (accessed 1st January).
  • Stewart, A. (1911) A botanical survey of the Galápagos Islands. Proc. Calif. Acad. Sci. 4th Series, 1: 7-288.
  • Tropicos.org. (2017) Database of Missouri Botanical Garden. Tropicos.org. Missouri Botanical Garden. 06 Oct 2017 <http://www.tropicos.org
  • Wiggins, I.L. Porter, D.M. (1971) Flora of the Galapagos Islands Standford University Press, Stanford.

You are welcome to download and use the information found in this page, acknowledging its source.

This page should be cited as follows:

"Galapagos Species Database, Acmella sodiroi", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=359. Accessed 3 April 2026.