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



























4-10 dm tall with flower clusters forming axillary and terminal spikes. The fruit is dark purplish to black (Wiggins and Porter 1971).
Found at low elevations (Wiggins and Porter 1971).
Domain
Eukaryota
Kingdom
Plantae
Phylum
Magnoliophyta
Class
Magnoliopsida (= Dicotyledoneae)
Order
Caryophyllales
Family
Amaranthaceae
Genus
Amaranthus
Species
squamulatus
Taxon category: Accepted
Syn.: Scleropus squamulatus Andersson fide Royal Botanic Gardens, Kew & Missouri Botanical Garden (2010)
Origin: Native
Map of specimen collection localities or observation records for this species in our collections database.
Distribution: Species considered endemic to the Galapagos until several specimens from Guayas expanded their distribution to continental Ecuador. In the Galapagos, it is widely distributed on several islands, but recent information is lacking, and there are few samples.
- Adsersen, H. (s.a.) Field notes, 1974 and 1977 collections Charles darwin Research Station, unpublished Manuscript.
- Eliasson, U. (1990) Species of Amaranthaceae in the Galapagos islands and their affinities to species on the South American mainland. Monogr. Syst. Bot. Missouri Bot. Gard. 32: 29-33.
- Eliasson, U. (1985) Identity and taxonomy affinity of some members of the Amaranthaceae from the Galapagos Islands. Bot. J. of Linnean Soc. 91(3): 415-433.
- Eliasson, U. (1989) Especies de Amaranthaceae en las Islas Galápagos y sus relaciones con las especies del continente Sudamericano. Pg. 33 - 38. Memorias. Taller sobre investigación Botánica y menejos en Galápagos.
- Eliasson, U. (1966) Studies in Galápagos Plants. III. Centrospermae. Svensk Botanisk Tidskrift 60: 393-439.
- Howell, J.T. (1933) The Amaranthaceae of the Galapagos Islands. Proc. Calif. Acad. Sci. 21(9) 87-116.
- 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.
- 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).
- Royal Botanic Gardens, Kew (2022) Plants of the world online POWO (2022): Plants of the world online. Published on the Internet; Https://powo.science.kew.org/
- Stewart, A. (1911) A botanical survey of the Galápagos Islands. Proc. Calif. Acad. Sci. 4th Series, 1: 7-288.
- Svenson, H.K. (1935) Plants of the Astor Expedition, 1930 (Galapagos and Cocos Islands). Am. J. Bot. 22: 208-277.
- Tropicos.org. (2017) Database of Missouri Botanical Garden. Tropicos.org. Missouri Botanical Garden. 06 Oct 2017 <http://www.tropicos.org
- Valencia, R. Pitman, N., León-Yánez, S. & Jørgensen, P.M. (2000) Libro Rojo de las Plantas Endémicas del Ecuador. Herbario QCA, Pontificia Universidad Católica del Ecuador. Ecuador 2000 i–iv, 1–489.
- 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, Amaranthus squamulatus", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=167. Accessed 31 October 2026.