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Echinodorus cordifolius (Linnaeus) Grisebach. Common name: Creeping Burhead. Phenology: (May-) Jun-Nov. Habitat: Swamps, ditches, wet thickets, especially on base-rich substrates, such as over calcareous or mafic rocks. Distribution: MD south to c. peninsular FL, west to TX, south into Mexico (CAM, SLP, TAM, VER, YUC), South America, West Indies), and north in the interior (primarily in the Mississippi Embayment) to s. IL.

Origin/Endemic status: Native

Synonymy ⓘ: = AqW, F, G, GrPl, GW1, Il, K4, Mo1, NS, Ok, RAB, Tx, Va, WH3, Lehtonen (2008); = Aquarius cordifolius (L.) Christenh. & Byng — POWO, Christenhusz, Fay, & Byng (2018); = Echinodorus radicans (Nutt.) Engelm. — S, S13; = n/a — Tat; > Echinodorus cordifolius (L.) Griseb. ssp. cordifolius — Ar, FNA22; > Echinodorus cordifolius (L.) Griseb. ssp. fluitans (Fassett) R.R.Haynes & Holm-Niels. — NcTx; > Echinodorus cordifolius (L.) Griseb. var. cordifolius — C, ETx1; Alisma cordifolium Linnaeus. Basionym: Alisma cordifolium L. 1753

Links to other floras: > Echinodorus cordifolius ssp. cordifolius - FNA22

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: OBL
  • Eastern Mountains and Piedmont: OBL
  • Great Plains: OBL
  • Midwest: OBL

Heliophily ⓘ: 6

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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷
image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷
image of plant© Bruce A. Sorrie | Original Image ⭷
image of plant© Richard & Teresa Ware CC-BY-NC, permission granted to NCBG | Original Image ⭷

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Horticultural Information

NCBG trait

Intro: Prostrate to erect, aquatic perennial found in swamps, ditches and wet thickets, especially on base-rich substrates, such as calcareous or mafic rocks.

Stems: Stem underground and sending up separate flowering scapes and leaves.

Leaves: Leaves clustered; erect and rising above water surface on long, 3-sided petioles; oval to heart-shaped with a sharp tip; 2-8 in. long; fleshy and smooth.

Inforescence:

Flowers: Flowers in widely spaced whorls along a single, arching scape that often leans onto the ground and roots at nodes and tip; white; 1 in. wide; consisting of 3 spreading and rounded petals, 3 sepals, and a central compound ovary surrounded by a ring of stamens.

Fruits: Fruit a brown, compact cluster of short-beaked achenes.

Comments:

Height: to 3 ft. above water

plant sale text:

bloom table text:

description: Prostrate to erect, aquatic perennial found in swamps, ditches and wet thickets, especially on base-rich substrates, such as calcareous or mafic rocks.

stems: Stem underground and sending up separate flowering scapes and leaves.

leaves: Leaves clustered; erect and rising above water surface on long, 3-sided petioles; oval to heart-shaped with a sharp tip; 2-8 in. long; fleshy and smooth.

inflorescence:

flowers: Flowers in widely spaced whorls along a single, arching scape that often leans onto the ground and roots at nodes and tip; white; 1 in. wide; consisting of 3 spreading and rounded petals, 3 sepals, and a central compound ovary surrounded by a ring of stamens.

fruits: Fruit a brown, compact cluster of short-beaked achenes.

comments:

cultural notes:

germination code:

native range: southeastern U.S. & Mexico



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