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Cyperus uitenhagensis (Steud.) C.Archer & Goetgh.

Species

Angiosperms > Poales > Cyperaceae > Cyperus

Characteristics

Perennial herb, tufted, up to 0.3 m high, base pseudobulbous. Leaf blades 0.8-3.2 mm wide, V-shaped. Culm scapose, obscurely 3-angled, 0.9-2.0 mm in diam. Inflorescence a simple anthela of 4-6 spikes, spikes cylindrical, 8-13 x 5-9 mm. Subtending bracts 4-6, leaf-like. Spikelets densely crowded, spreading, ovate-lanceolate, 1.9-3.8 x 0.8-1.1 mm, 1-flowered. Glumes: fertile ovate when flattened, 2.1-4.0 mm long, keel not excurrent. Flowering time Oct.-Apr. Nutlet elliptical to narrowly obovate, 1.6-2.4 x 0.7-1.0 mm, 3-angled, reddish brown, surface puncticulate.
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Perennial herb, up to 0.3 m high; with narrowly ovate pseudo-bulb; nutlets < 3 x as long as wide. Leaf blades developed. Flowers: in a open umbel; spikes cylindrical with densely crowded, green, 1-flowered spikelets; spikelets conspicuously acute, abscising as entire units, except for basal sterile glumes; glumes > 2 mm long with median vein only slightly or not at all excurrent; glumes few per spikelet, apices not recurving, greenish straw-coloured; Oct.-Mar.
Perennial herb, up to 0.52 m high. Inflorescence a simple umbel of 4-6 rays. Spikelets 1-flowered, densely crowded. Fruits narrowly ovate, 1.8-3.0 times as long as wide. Glumes greenish straw-coloured.
Sparsely tufted perennial, 5-25 cm. Spikelets green.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity 1-3
Soil texture 7-8
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-11

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 25 - 30
Germination temperacture (C°) 21 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Cyperus uitenhagensis world distribution map, present in Lesotho, eSwatini, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:77122035-1
WFO ID wfo-0001334029
COL ID 33DRM
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Mariscus uitenhagensis Cyperus uitenhagensis
WorldFloraDB 2024