Overview

Distribution

National Distribution

Canada

Origin: Native

Regularity: Regularly occurring

Currently: Present

Confidence: Confident

United States

Origin: Native

Regularity: Regularly occurring

Currently: Present

Confidence: Confident

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Global Range: New Brunswick to New Jersey, Iowa to Manitoba (Rydberg, P.A. 1965. Flora of the Prairies and Plains of Central North America).

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Physical Description

Morphology

Physical Description

Annuals, Aquatic, growing in or on water, Aquatic, fresh water, Terrestrial, not aquatic, Stems nodes swollen or brittle, Stems erect or ascending, Stems terete, round in cross section, or polygonal, Stem nodes bearded or hairy, Stem internodes solid or spongy, Stems with inflorescence 1-2 m tall, Stems with inflorescence 2-6 m tall, Stems, culms, or scapes exceeding basal leaves, Leaves mostly cauline, Leaves conspicuously 2-ranked, distichous, Leaves sheathing at base, Leaf sheath mostly open, or loose, Leaf sheath smooth, glabrous, Leaf sheath a nd blade differentiated, Leaf blades linear, Leaf blades 1-2 cm wide, Leaf blades 2 or more cm wide, Leaf blades mostly flat, Leaf blades mostly glabrous, Leaf blades scabrous, roughened, or wrinkled, Ligule present, Ligule an unfringed eciliate membrane, Ligule elongated, 1-3 cm, Inflorescence terminal, Inflorescence an open panicle, openly paniculate, branches spreading, Inflorescence a contracted panicle, narrowly paniculate, branches appressed or ascending, Inflorescence solitary, with 1 spike, fascicle, glomerule, head, or cluster per stem or culm, Inflorescence curved, twisted or nodding, Inflorescence branches more than 10 to numerous, Lower panicle branches whorled, Flowers unisexual, Plants monoecious, Spikelets pedicellate, Spikelets laterally compressed, Spikelet less than 3 mm wide, Spikelets with 1 fertile floret, Spikelets solitary at rachis nodes, Spikelets unisexual, Spikelets falling with parts of disarticulating rachis or pedicel, Rachilla or pedicel glabr ous, Monoecious - staminate and pistillate spikelets on same inflorescence, Glumes completely absent or reduced to cuplike structure, Lemma coriaceous, firmer or thicker in texture than the glumes, Lemma 3 nerved, Lemma glabrous, Lemma apex acute or acuminate, Lemma distinctly awned, more than 2-3 mm, Lemma with 1 awn, Lemma awn 1-2 cm long, Lemma awn 2-4 cm long or longer, Lemma awned from tip, Lemma straight, Palea present, well developed, Palea about equal to lemma, Stamens 6, Styles 2-fid, deeply 2-branched, Stigmas 2, Fruit - caryopsis, Caryopsis ellipsoid, longitudinally grooved, hilum long-linear.
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Dr. David Bogler

Source: USDA NRCS PLANTS Database

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Type Information

Isotype for Zizania palustris f. purpurea Dore
Catalog Number: US 3283974
Collection: Smithsonian Institution, National Museum of Natural History, Department of Botany
Preparation: Pressed specimen
Collector(s): W. Dore & R. J. Moore
Year Collected: 1949
Locality: Ottawa Dist., 2 mi E of Embrun, ca. 24 mi SE of Ottawa., Russell, Ontario, Canada, North America
  • Isotype: Dore, W. G. 1976. Nature Canada. 103 (6): 565.
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Source: National Museum of Natural History Collections

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Ecology

Habitat

Comments: Shallow water.

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Molecular Biology and Genetics

Molecular Biology

Barcode data: Zizania palustris

The following is a representative barcode sequence, the centroid of all available sequences for this species.


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Source: Barcode of Life Data Systems (BOLD)

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Statistics of barcoding coverage: Zizania palustris

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 12
Specimens with Barcodes: 12
Species With Barcodes: 1
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Conservation

Conservation Status

National NatureServe Conservation Status

Canada

Rounded National Status Rank: N4 - Apparently Secure

United States

Rounded National Status Rank: N4 - Apparently Secure

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NatureServe Conservation Status

Rounded Global Status Rank: G4 - Apparently Secure

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