Cymbopogon jwarancusa (jones ex Roxb.) Schult.

Iwarancusa grass (en)

Species

Angiosperms > Poales > Poaceae > Cymbopogon

Characteristics

Perennial, shortly rhizomatous; old basal sheaths papery, ribbonlike, often spirally curling. Culms densely tufted, moderately robust to wiry, 0.2–1.5 cm tall, lower internodes short, crowded. Leaf sheaths smooth, glabrous, congested and overlapping at base; leaf blades glaucous, involute or flat, 20–50 × 0.1–0.5 cm, glabrous, apex filiform; ligule 0.5–4 mm. Spathate compound panicle narrow, 10–40 cm; spatheoles in dense woolly clusters, straw-colored or becoming purplish, 1–2 cm; racemes 1–1.8(–2.2) cm; rachis internodes and pedicels ca. 2 mm, densely white-villous, hairs as long as spikelets; pedicel of homogamous pair not swollen. Sessile spikelet narrowly lanceolate, 4.5–5.5 mm; lower glume thin, concave, glabrous, sharply 2-keeled, keels scabrid upward, not winged, 0(–3)-veined between keels; upper lemma 2-lobed; awn almost straight, column and limb weakly differentiated, 0.5–1 cm. Pedicelled spikelet 5–6 mm. Fl. and fr. Mar–May and Jul–Aug. 2n = 20.
More
A grass. It keeps growing from year to year. It has short rhizomes. The culms are in dense tufts. It can grow 1.5 m tall. The leaves are flat and 20-50 cm long by 1-5 mm wide.
Life form perennial
Growth form graminoid
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.5
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a subtropical plant. It grows on mountain slopes and in dry valleys. In Sichuan and Yunnan.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-10

Usage

Uses environmental use medicinal
Edible leaves
Therapeutic use Neuralgia (leaf), Hemostatics (flower), Amenorrhea (leaf), Anti-bacterial agents (leaf), Anticonvulsants (leaf), Antifungal agents (leaf), Anti-inflammatory agents (leaf), Antirheumatic agents (leaf), Anuria (leaf), Appetite stimulants (leaf), Arthritis (leaf), Facial paralysis (leaf), Flatulence (leaf), Hemiplegia (leaf), Inflammation (leaf), Insecticides (leaf), Laxatives (leaf), Nervous system diseases (leaf), Parasympatholytics (leaf), General tonic for rejuvenation (leaf), Splenic diseases (leaf), Stomach diseases (leaf), Diaphoretic (leaf), Deobstruent (leaf), Amenorrhea (root), Anticonvulsants (root), Anti-inflammatory agents (root), Antirheumatic agents (root), Anuria (root), Appetite stimulants (root), Arthritis (root), Facial paralysis (root), Flatulence (root), Hemiplegia (root), Inflammation (root), Laxatives (root), Nervous system diseases (root), Neuralgia (root), Parasympatholytics (root), General tonic for rejuvenation (root), Splenic diseases (root), Stomach diseases (root), Diaphoretic (root), Deobstruent (root), Amenorrhea (stem), Anticonvulsants (stem), Anti-inflammatory agents (stem), Anuria (stem), Appetite stimulants (stem), Arthritis (stem), Facial paralysis (stem), Flatulence (stem), Hemiplegia (stem), Inflammation (stem), Laxatives (stem), Nervous system diseases (stem), Splenic diseases (stem), Stomach diseases (stem), Deobstruent (stem), Balsamic (unspecified), Cholera (unspecified), Cough (unspecified), Dyspepsia (unspecified), Fever (unspecified), Rheumatism (unspecified), Sudorific (unspecified), Depurative (unspecified), Medicine (unspecified), Tonic (unspecified), Gout (unspecified), Stimulant (unspecified), Antifungal agents (unspecified), Antirheumatic agents (unspecified), General tonic for rejuvenation (unspecified), Anti-bacterial agents (whole plant), Anti-infective agents (whole plant), Anti-infective agents, local (whole plant), Antipyretics (whole plant), Antirheumatic agents (whole plant), Cholera (whole plant), Cough (whole plant), Dyspepsia (whole plant), Fever (whole plant), Gout (whole plant), Hematologic diseases (whole plant), General tonic for rejuvenation (whole plant)
Human toxicity -
Animal toxicity -

Cultivation

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

Distribution

Cymbopogon jwarancusa world distribution map, present in China, Pakistan, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:396948-1
WFO ID wfo-0000861025
COL ID 8WQWY
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Andropogon jwarancusa Cymbopogon jwarancusa Andropogon himalayensis Sorghum jwarancusa Sorghum iwarancusa Cymbopogon jwarancusa subsp. jwarancusa

Lower taxons

Cymbopogon jwarancusa subsp. olivieri