Cladium mariscoides

(Muhlenberg) Torrey

Ann. Lyceum Nat. Hist. New York 3: 372. 1836.

Common names: Marisque inerme
IllustratedEndemic
Basionym: Schoenus mariscoides Muhlenberg Descr. Gram, 4. 1817
Synonyms: Mariscus mariscoides (Muhlenberg) Kuntze
Treatment appears in FNA Volume 23. Treatment on page 242. Mentioned on page 240, 241.

Rhizomes to 10 cm × 2 mm. Culms 0.3–1 m × 1–2 mm. Leaves: blades conduplicate to sub-involute, (1–)2–3.5 mm wide, smooth or nearly so. Inflorescences terminal or lateral and terminal, pedunculate, peduncle mostly covered by subtending leaf sheath, 15–25 cm; 1st and 2d order branches (rarely congested and with little obvious branching), branches stiffly ascending. Spikelets in groups of 3–5(–30), narrowly ellipsoid to lanceoloid; 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 mm; styles 2–2.5 mm; stigmas 1–1.5 mm. Achenes whitish or pale green, ovoid, 2.5–3 × 1.5–1.7 mm, base 3–6-lobed, discoid, truncate and impressed, flared, apex subacute, irregularly rugulose longitudinally, glossy.


Phenology: Fruiting summer–early fall.
Habitat: Open acidic to alkaline wetlands, brackish upper edges of tidal marshes
Elevation: 0–400(–1200) m

Distribution

V23 433-distribution-map.jpg

Man., N.B., Nfld. and Labr., N.S., Ont., Que., Sask., Conn., Del., Fla., Ill., Ind., Maine, Md., Mass., Mich., Minn., N.H., N.J., N.Y., N.C., Ohio, Pa., R.I., S.C., Tenn., Tex., Vt., Wis.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Cladium mariscoides"
Gordon C. Tucker +
(Muhlenberg) Torrey +
Schoenus mariscoides +
Marisque inerme +
Man. +, N.B. +, Nfld. and Labr. +, N.S. +, Ont. +, Que. +, Sask. +, Conn. +, Del. +, Fla. +, Ill. +, Ind. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Pa. +, R.I. +, S.C. +, Tenn. +, Tex. +, Vt. +  and Wis. +
0–400(–1200) m +
Open acidic to alkaline wetlands, brackish upper edges of tidal marshes +
Fruiting summer–early fall. +
Ann. Lyceum Nat. Hist. New York +
Illustrated +  and Endemic +
Mariscus mariscoides +
Cladium mariscoides +
species +