Difference between revisions of "Cladium jamaicense"
Inst. Rei Herb. 1: 362. 1766.
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| + | |code=W1 | ||
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| + | |label=Illustrated | ||
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|name=Cladium mariscus subsp. jamaicense | |name=Cladium mariscus subsp. jamaicense | ||
|authority=(Crantz) Kükenthal | |authority=(Crantz) Kükenthal | ||
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}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Schoenus cladium | |name=Schoenus cladium | ||
|authority=Swartz | |authority=Swartz | ||
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|hierarchy=Cyperaceae;Cladium;Cladium jamaicense | |hierarchy=Cyperaceae;Cladium;Cladium jamaicense | ||
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name=Cladium jamaicense | name=Cladium jamaicense | ||
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|authority=Crantz | |authority=Crantz | ||
|rank=species | |rank=species | ||
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|publication title=Inst. Rei Herb. | |publication title=Inst. Rei Herb. | ||
|publication year=1766 | |publication year=1766 | ||
| − | |special status= | + | |special status=W1;Illustrated |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V23/V23_431.xml |
|genus=Cladium | |genus=Cladium | ||
|species=Cladium jamaicense | |species=Cladium jamaicense | ||
Latest revision as of 21:40, 5 November 2020
Rhizomes to 20 cm × 10 mm. Culms 1–3 m × 5–10 mm. Leaves: blades flat to broadly V-shaped, 5–11 mm wide, margins and midvein abaxially harshly scabrous with teeth visible to unaided eye. Inflorescences terminal (or lateral and terminal), 30–50 cm; 1st, 2d, 3d, and some 4th order branches, branches slightly flexuous. Spikelets in groups of 2–3(–6), narrowly ellipsoid to lanceolate; floral scales 5–6, the proximal chestnut brown, ovate to oblong-lanceolate, 2.5–3 × 2 mm, midvein conspicuous, lateral veins weak; stamens 2; anthers 2 mm, connective apices 0.1–0.2 mm; styles 2–2.5 mm; stigmas 1–1.5 mm. Achenes light greenish brown, ovoid, 2 × 1 mm, glossy, base vaguely 3-lobed, truncate, not flared or discoid, apex acute, irregularly rugulose longitudinally.
Phenology: Fruiting spring–summer.
Habitat: Coastal brackish and fresh marshes
Elevation: 0–100 m
Distribution
Ala., Ark., Fla., Ga., La., Miss., N.C., S.C., Tex., Va., Mexico, West Indies, Central America, n South America.
Discussion
Cladium jamaicense is important as the dominant species in much of the Florida Everglades (K. K. Steward and W. H. Ornes 1975).