Eleocharis ambigens Fernald (Q3285)
Jump to navigation
Jump to search
Eleocharis ambigens is a taxon with the rank species within the series Eleocharis ser. Eleocharis
Language | Label | Description | Also known as |
---|---|---|---|
English |
Eleocharis ambigens Fernald
|
Eleocharis ambigens is a taxon with the rank species within the series Eleocharis ser. Eleocharis
|
Statements
taxon/id/Eleocharis ambigens Fernald
0 references
Eleocharis ambigens Fernald
Eleocharis ambigens
Fernald
FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
accepted
1 reference
CA-QC
1 reference
FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York. http://www.efloras.org/volume_page.aspx?volume_id=1023&flora_id=1
CA-QC
1 reference
US-CT
1 reference
US-FL
1 reference
US-GA
1 reference
US-LA
1 reference
US-MA
1 reference
US-MS
1 reference
US-NJ
1 reference
US-NC
1 reference
US-RI
1 reference
US-SC
1 reference
US-TX
1 reference
US-VA
1 reference
Plants perennial, mat-forming;
1 reference
rhizomes evident, long, 1–2 mm thick, firm, cortex persistent, longer internodes 1–3 cm, scales persistent, 5–10 mm, membranous, not fibrous.
1 reference
Culms terete, often with to 16 blunt ridges when dry, 25–80 cm × 0.5–1.5 mm, firm, internally spongy.
1 reference
Leaves: distal leaf-sheaths persistent, not splitting, proximally dark red, distally red to stramineous or green, often callose, thinly papery (to membranous), apex dark redbrown, obtuse to subtruncate, tooth sometimes present on some culms, to 0.3 mm.
1 reference
Spikelets ovoid to lanceoloid, 5–23 × 2–3 (–4) mm, apex acute (to obtuse);
1 reference
proximal scale amplexicaulous, entire;
1 reference
floral scales often spreading in fruit, 10–60, 3–4 per mm of rachilla, medium brown, rarely redbrown, midrib regions mostly stramineous to green, in proximal part of spikelet ovate, in distal part lanceolate, 2.5–3.5 × 1.7 mm, entire, apex acute to rarely obtuse, often carinate in distal part of spikelet.
1 reference
Flowers: perianth bristles 2–4 (–5), brown, slender to stout, usually very unequal, rudimentary to equaling achene;
1 reference
anthers brown, 1.5–2 mm;
1 reference
styles 2-fid, sometimes some 3-fid.
1 reference
Achenes not persistent, dark yellow or stramineous, obovoid to obpyriform, all biconvex or some (very rarely all) compressedtrigonous, angles obscure, 1–1.5 × 0.9–1.25 mm, apex rounded, neck absent (to very short), finely rugulose at 10–20X, with 20 or more horizontal ridges in vertical series and/or finely cancellate at 10–30X.
1 reference
Tubercles brown or proximally whitish, pyramidal, depressed, rarely some as high as wide, 0.15–0.3 (–0.5) × (0.3–) 0.4–0.6 mm. 2n = 44, 45, 46.
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
distally red
stramineous or green
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference