Galapagos Species Database

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

Home Research Hub dataZone Galapagos Species Database

Eleocharis acutangula (Roxb.) Schult.

tule, acute spikerush

Sheaths membranaceous, straw-colored to brownish, apex oblique, often apiculate. Spikelets up to to 4.2 cm, cylindrical; glumes 3.2-4.8 mm, subcartilaginous, conspicuously veined, ovate, tapering gradually toward apex, margins narrow (Flora Mesoamericana, 2009).

Aquatic or flooded areas in savannas, forests, roadsides (Flora Mesoamericana, 2009).

Taxonomy

Domain
Eukaryota

Kingdom
Plantae

Phylum
Magnoliophyta

Class
Liliopsida (= Monocotyledoneae)

Order
Cyperales

Family
Cyperaceae

Genus
Eleocharis

Species
acutangula

Taxon category: Accepted

Syn.: Eleocharis fistulosa Link, E. fistulosa Schult. fide Royal Botanic Gardens, Kew & Missouri Botanical Garden (2010).

Origin: Native

Distribution

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

Distribution: The native range of this species is Tropics & Subtropics (POWO, 2023).

References

  • Wiggins, I.L. Porter, D.M. (1971) Flora of the Galapagos Islands Standford University Press, Stanford.
  • Adsersen, H. (s.a.) Field notes, 1974 and 1977 collections Charles darwin Research Station, unpublished Manuscript.
  • Van der Werff, H.H. (s.a.) Pers. obs. and colls. Personal observations and collections.
  • Tropicos.org. (2017) Database of Missouri Botanical Garden. Tropicos.org. Missouri Botanical Garden. 06 Oct 2017 <http://www.tropicos.org
  • 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).
  • Eliasson, U. (1965) Studies in Galápagos Plants. II. Cyperales. Svensk Botanisk Tidskrift 59: 469-491.
  • 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.
  • 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/

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, Eleocharis acutangula", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=897. Accessed 10 May 2025.