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Cyperaceae
Eleocharis

not marked as a favorite taxon Eleocharis obtusa (Willdenow) J.A. Schultes. Common name: Blunt Spikerush. Phenology: Late Apr-Oct. Habitat: Ditches, marshes, disturbed wet areas. Distribution: Nova Scotia west to British Columbia, south to Florida, Texas, and California.

Glossary (beta!)

Subgenus: Eleocharis. Section: Eleogenus. Series: Ovatae.

Origin/Endemic status: Native

Synonymy ⓘ: = Ar, Can, ETx1, FNA23, G, GW1, Il, K1, K4, Mi, NcTx, NS, POWO, S, Tn, Tx, Va, WH3, WV; > Eleocharis obtusa (Willd.) Schult. var. ellipsoidalis Fernald — F, Tat; > Eleocharis obtusa (Willd.) Schult. var. jejuna Fernald — F; > Eleocharis obtusa (Willd.) Schult. var. obtusa — F, GrPl, NE, NY, Pa, Tat; > Eleocharis obtusa (Willd.) Schult. var. ovata (Roth) Drapalik & Mohlenbr. — GrPl; > Eleocharis obtusa (Willd.) Schult. var. peasei Svenson — NE, Pa; < Eleocharis ovata (Roth) Roem. & Schult. — C, Mo1, RAB. Basionym: Scirpus obtusus Willdenow 1809

Links to other floras: = Eleocharis obtusa - FNA23

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: OBL (taxonomic split from wetland indicator species)
  • Eastern Mountains and Piedmont: OBL (taxonomic split from wetland indicator species)
  • Great Plains: OBL (taxonomic split from wetland indicator species)
  • Midwest: OBL (taxonomic split from wetland indicator species)
  • Northcentral & Northeast: OBL (taxonomic split from wetland indicator species)

Heliophily ⓘ: 8

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image #1 of Eleocharis obtusa© Gary P. Fleming | Original Image ⭷
image #2 of Eleocharis obtusa© Melanie Flood | Original Image ⭷
image #3 of Eleocharis obtusa© Melanie Flood | Original Image ⭷
image #4 of Eleocharis obtusa© Bruce A. Sorrie | Original Image ⭷
image #5 of Eleocharis obtusa© Gary P. Fleming | Original Image ⭷
image #6 of Eleocharis obtusa© Scott Ward | Original Image ⭷
image #7 of Eleocharis obtusa© Scott Ward | Original Image ⭷
image #8 of Eleocharis obtusa© Erik Danielson source | Original Image ⭷
image #9 of Eleocharis obtusa© Scott Ward | Original Image ⭷
image #11 of Eleocharis obtusa© Erik Danielson source | Original Image ⭷

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Horticultural Information

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native range: North America