Carex sect. Aulocystis Dumortier (Q82)
Jump to navigation
Jump to search
Carex sect. Aulocystis is a taxon with the rank section within the genus Carex
Language | Label | Description | Also known as |
---|---|---|---|
English |
Carex sect. Aulocystis Dumortier
|
Carex sect. Aulocystis is a taxon with the rank section within the genus Carex
|
Statements
taxon/id/Carex sect. Aulocystis Dumortier
0 references
Carex sect. Aulocystis Dumortier
Carex sect. Aulocystis
Dumortier
FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
accepted
1 reference
Temperate and artic regions of North America and Eurasia
1 reference
Plants cespitose, short to long rhizomatous, sometimes stoloniferous.
1 reference
Culms brown at base, shorter than leaves.
1 reference
Leaves: basal sheaths not fibrous;
1 reference
blades V-shaped in cross-section when young, proximal leaf-blades with lateral-veins equally prominent, distal leaf-blades at least 2 mm, glabrous.
1 reference
Inflorescences racemose, with 2–8+ spikes;
1 reference
proximal nonbasal bracts filiform or scalelike, sheathing at least 3 mm, longer than diameter of stem;
1 reference
lateral spikes pistillate, androgynous, or, rarely, staminate, pedunculate, prophyllate, pistillate scales ovoid, with not more than 25 perigynia;
1 reference
terminal spike staminate, androgynous, or gynecandrous.
1 reference
Proximal pistillate scales dark-brown to almost black, 1–3-veined, apex obtuse to acuminate.
1 reference
Perigynia ascending or spreading, purplish black at least distally, or black-mottled, veinless or weakly veined, sometimes with 2, strong, marginal veins, stipitate, lanceolate to ovate, biconvex or trigonous in cross-section, less than 10 mm, base tapered to rounded, apex tapering or abruptly beaked, glabrous, setose, or hispidulous;
1 reference
beak straight, ± bidentate.
1 reference
Achenes trigonous, rarely biconvex, smaller than bodies of perigynia;
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
purplish black
at-least distally; distally
1 reference
1 reference
1 reference
1 reference
1 reference
lanceolate
ovate biconvex or trigonous
1 reference
lanceolate
ovate biconvex or trigonous
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