Comments
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Inglês
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fornecido por eFloras
The red-dotted perigynia of Carex triangularis separates the species from all other taxa in the section; however, it is similar to C. annectens in the relative lengths of leaves and flowering stems, and in the yellow-brown, ovate perigynia that are larger and broader than in C. annectens.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Description
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Inglês
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fornecido por eFloras
Culms to 100 cm × 2 mm, scabrous. Leaves: sheath fronts spotted red-brown or pale brown, apex short-convex, membranous or slightly thickened, rugose; ligule retuse, to 0.5 mm, free limb to 0.1 mm; blades 70 cm × 5 mm, tip not reaching inflorescence. Inflorescences spicate, 2.5–6 × 1.5 cm, with 10–15 branches, proximal scarcely separate; the proximal internode to 10 mm; proximal bracts setaceous, not conspicuous, distal bracts scalelike. Scales hyaline, brown, awn to 2 mm, usually shorter than scale body. Perigynia yellow-brown, red dotted, 3–5-veined abaxially, body broadly ovate, 2.5–5 × 2.5–3 mm, base rounded; beak 0.8–1.2 mm. Achenes red-brown, elliptic, 1.4–1.6 × 1.2 mm, dull.
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- cc-by-nc-sa-3.0
- direitos autorais
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Distribution
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Inglês
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fornecido por eFloras
Ark., Kans., La., Miss., Mo., Okla., Tenn., Tex.
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- cc-by-nc-sa-3.0
- direitos autorais
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Habitat
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Inglês
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fornecido por eFloras
Open habitats, wet meadows, wet prairies, roadside ditches in seasonally saturated or inundated soils; 0–600m.
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- cc-by-nc-sa-3.0
- direitos autorais
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Synonym
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Inglês
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fornecido por eFloras
Carex vulpinoidea Michaux var. drummondiana Boeckeler; C. vulpinoidea var. triangularis (Boeckeler) Kükenthal
- licença
- cc-by-nc-sa-3.0
- direitos autorais
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Comprehensive Description
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Inglês
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fornecido por North American Flora
Carex triangularis Bock. Flora 39: 226. 1856
"Carex vulpinoidea Michx ." Gay, Ann. Sci. Nat. II. 10: 357, in part. 1838. (Rio Brazos, Texas,
Drummond.) Carex vulpinoidea var. platycarpa Gav ; E. 11. ill, PI. Tex. 25. 1873. (Based on reference immediately
preceding: Hulls plant to be excluded.] Carex vulpinoidea var. Drummondiana Bock. I.innaca 39: 96. 1875. (Based on C. triangularis
Carex vulpinoidea var. triangularis Kiikenth. in Bngler, I'l.inzenrcich 4 20 : 148. 1909. (Based on C. triangularis BOck.)
CespttO* . the root, lucks short-prolonged, blackish, stout, tough, fibrillose, the culms
<-9 dm high, exceeding the leaves, aphyllopodic. Blender but strict, 3-5 mm. thick at base,
acutely triangular with flat) obtusely triangular below, roughened on the angles
beneath the head, brownish at base; leaves with well-developed blades 4 6 to a culm,
on lower third, but not bunched, the blades irect-ascending, flat or slightly canaliculate at
base, light-green, tliinnish but firm, i i dm, long ami 3 i s mm. wide, long-tapering, roughened
on the margins and towards the apex, the iheathl tight, QO< i ■ : i • i i I . breaking, cross-rugulose
paringfy red-dotted and olive-green-tinged ventrally, itrongly prolonged upward beyond base of blade and convex and slightly t biikr n. <l and n-ddish-brown-tiiigi-d at mouth, the ligule very short, tpiki numero npound oblong head ' 5 em long, 1-1.5 cm.
thick, tli'chnten all aggregated, greeniih-yellow when young, and light-yellowish-brown at maturity, the individual spikes poorly denned, the staminate flowers apical, inconspicuous, the perigynia several to many, spreading-ascending, or soon widely spreading; lower bracts setaceous-prolonged, usually shorter than the head, the upper much reduced; scales ovatetriangular, narrower and shorter than the perigynia, greenish-hyaline and more or less strongly reddish-brown-tinged, the center green, 3-nerved, short-awned ; perigynia plano-convex, much flattened at maturity, orbicular or reniform, 3-3.5 mm. long, 2.5-3 mm. wide, greenishyellow or at maturity light-brownish-yellow, the upper margins green, thick-edged to base, serrulate above middle, substipitate and truncate-cordate, flat and nerveless or nearly so ventrally and slenderly few-nerved dorsally, membranaceous, red-dotted and punctate, abruptly contracted into a serrulate beak about one third length of body, sharply bidentate, the teeth triangular-subulate, reddish-brown; achenes lenticular, short-oblong-quadrate, short-stipitate, apiculate, 1.75 mm. long, 1.25 mm. wide; style slender, straight, enlarged at base, jointed with achene; stigmas two, short, reddish-brown.
Type locality: "Ad flumen Rio Brazos terrae texanae leg. Drummond."
Distribution: Wet prairies and swampy meadows, southeastern Missouri and Oklahoma to Mississippi and Texas. (Specimens examined from Mississippi, Louisiana, Texas, Arkansas, Oklahoma, southeastern Missouri.)
- citação bibliográfica
- Kenneth Kent Mackenzie. 1931. (POALES); CYPERACEAE; CARICEAE. North American flora. vol 18(2). New York Botanical Garden, New York, NY
Carex triangularis: Brief Summary
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Inglês
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fornecido por wikipedia EN
Carex triangularis is a tussock-forming species of perennial sedge in the family Cyperaceae. It is native to central and south eastern parts of the United States.
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- Wikipedia authors and editors
Carex triangularis
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Indonésio
)
fornecido por wikipedia ID
Carex triangularis adalah spesies tumbuhan seperti rumput yang tergolong ke dalam famili Cyperaceae. Spesies ini juga merupakan bagian dari ordo Poales. Spesies Carex triangularis sendiri merupakan bagian dari genus Carex.[1] Nama ilmiah dari spesies ini pertama kali diterbitkan oleh Boeckeler.
Referensi
Artikel bertopik tumbuhan ini adalah sebuah rintisan. Anda dapat membantu Wikipedia dengan mengembangkannya.
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- Penulis dan editor Wikipedia
Carex triangularis: Brief Summary
(
Indonésio
)
fornecido por wikipedia ID
Carex triangularis adalah spesies tumbuhan seperti rumput yang tergolong ke dalam famili Cyperaceae. Spesies ini juga merupakan bagian dari ordo Poales. Spesies Carex triangularis sendiri merupakan bagian dari genus Carex. Nama ilmiah dari spesies ini pertama kali diterbitkan oleh Boeckeler.
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- cc-by-sa-3.0
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- Penulis dan editor Wikipedia
Carex triangularis: Brief Summary
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Vietnamita
)
fornecido por wikipedia VI
Carex triangularis là một loài thực vật có hoa trong họ Cói. Loài này được Boeckeler mô tả khoa học đầu tiên năm 1856.
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- Wikipedia tác giả và biên tập viên