Juncus usitatus L.A.S.Johnson

Species

Angiosperms > Poales > Juncaceae > Juncus

Characteristics

Densely tufted, erect, narrow-based clumps. Rhizome 2–3 mm. diam., horizontal. Flowering stems 50–70–(100) cm. × 1–1.5 mm., slender, ridged, not shining, light green, pith interrupted by irregularly shaped lacunae, or quite commonly continuous; lvs 0; basal bracts short, closely appressed to the stem, lower bracts light grey, the upper bracts light brown, paler towards the tip. Infl. apparently lateral, many-fld, open and spreading, branchlets slender, often curved, never clustered. Fls 1.5–2 mm. long, evenly spaced along branchlets of infl., not clustered; tepals pale green with very broad membr. margin. Stamens 3. Capsule 1.5–2 mm. long, ± = or slightly > tepals, trigonous-spherical, almost globose, shining, pale straw-coloured or light brown.
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Densely tufted; rhizome short. Stems 50-70-(100) cm × 1-1.5 mm, dull blue-green. Inflorescence delicate, always open with flowers evenly spaced along slender often curved branches. Stamens 3. Capsules 1.5-2 mm long, ± = tepals, very pale brown.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 7-12

Usage

Uses -
Edible -
Therapeutic use -
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 -

Images

Juncus usitatus unspecified picture

Distribution

Juncus usitatus world distribution map, present in Australia and New Zealand

Identifiers

LSID urn:lsid:ipni.org:names:443631-1
WFO ID wfo-0000777518
COL ID 6NGZG
BDTFX ID -
INPN ID 671856
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Juncus usitatus