Galapagos Species Database
The Galapagos Species Database shares the information about the species from our Natural History Collections.
Portulaca howellii
portulaca, Galapagos purslane
A short-lived low plant with red stems and reddish fleshy leaves. The large flowers are bright yellow.
Spends the rest of the year as naked, gray, and smooth stems. It is endemic.
Domain
Eukaryota
Kingdom
Plantae
Phylum
Magnoliophyta
Class
Magnoliopsida (= Dicotyledoneae)
Order
Caryophyllales
Family
Portulacaceae
Genus
Portulaca
Species
howellii
Taxon category: Accepted
Syn.: Portulaca lutea var. howellii D. Legrand fide Royal Botanic Gardens, Kew & Missouri Botanical Garden (2010).
Origin: Endemic
Map of specimen collection localities or observation records for this species in our collections database.
- Atkinson, R. Guézou, A. & Jaramillo, P. (2009) Siémbrame en tu jardín - Plantas nativas para jardines en Galápagos. Fundación Charles Darwin, Puerto Ayora, Galápagos, Ecuador, 151 pp.
- Eliasson, U. (1966) Studies in Galápagos Plants. III. Centrospermae. Svensk Botanisk Tidskrift 60: 393-439.
- Grant, P.R. Grant, B.R. (1987) Interacciones entre plantas y animales: consumo de semillas por los Pinzones de Darwin. Memorias. Investigación Botánica y Manejo en Galápagos. Pg.199-209
- Itow, S. (1997) List of Plant Specimens collected in the Galápagos Islands, Ecuador. Bulletin of the Faculty of Liberal Arts, Nagasaki University, Natural Science, 38 (1): 53-144.
- 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.
- Mauchamp, A. (1995) Informe de viaje de campo a Darwin y Wolf. Inventario sistematico de la flora y fauna de las islas. Charles Darwin Research Station, unpublished.
- 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).
- 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, Portulaca howellii", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=688. Accessed 9 October 2026.