Carex sect. Ceratocystis Dumortier (Q113)
Jump to navigation
Jump to search
Carex sect. Ceratocystis is a taxon with the rank section within the genus Carex
Language | Label | Description | Also known as |
---|---|---|---|
English |
Carex sect. Ceratocystis Dumortier
|
Carex sect. Ceratocystis is a taxon with the rank section within the genus Carex
|
Statements
taxon/id/Carex sect. Ceratocystis Dumortier
0 references
Carex sect. Ceratocystis Dumortier
Carex sect. Ceratocystis
Dumortier
FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
accepted
1 reference
Plants cespitose or not, short-rhizomatous.
1 reference
Culms brown at base.
1 reference
Leaves: basal sheaths not fibrous;
1 reference
blades sparsely septate-nodulose, usually V-shaped in cross-section when young, glabrous.
1 reference
Inflorescences racemose, with 2–6 spikes;
1 reference
proximal nonbasal bracts leaflike, long-sheathing, shorter or longer than diameter of stem;
1 reference
lateral spikes pistillate, rarely distal androgynous, larger spikes with not more than 40 perigynia, dense, pedunculate, prophyllate;
1 reference
terminal spike staminate or, occasionally, androgynous.
1 reference
Proximal pistillate scales with apex obtuse, acute, or cuspidate.
1 reference
Perigynia ascending, spreading, or reflexed, proximal and middle perigyinia separated by internodes less than 1/10 their length, yellowbrown to brown, strongly veined on faces, slightly stipitate, obovoid or, rarely, narrowly ovoid, rounded-trigonous, less than 10 mm, base tapering to rounded, apex abruptly contracted or, rarely, tapering to beak, glabrous;
1 reference
beak bidentate, teeth less than 0.5 mm.
1 reference
Achenes trigonous, 1–2 mm, 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
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