Juncus oxymeris Engelm.

Pointed rush (en)

Species

Angiosperms > Poales > Juncaceae > Juncus

Characteristics

Herbs, perennial, rhizomatous, 3--6 dm. Rhizomes 1--2 mm diam. Culms erect, 2--4 mm diam. Cataphylls 0--1, straw-colored, apex narrowly acute. Leaves: basal 1--3, cauline 3--4, straw-colored; auricles absent; blade 3--20 cm  ã 3--7 mm. Inflorescences panicles of 10--50 heads, 6--20 cm, erect to ascending branches; primary bract erect; heads 3--11-flowered, turbinate to hemispheric, 4--8 mm diam. Flowers: tepals straw-colored, lanceolate, 2.5--3.2 mm, nearly equal, apex acute to narrowly acuminate, mucronate; stamens 6, anthers 0.5--1.5 times length of filaments. Capsules exserted, chestnut brown, 1-locular, broadly lanceoloid to narrowly oblong, 3.3--4.7 mm, apex tapering to beak, separating at dehiscence. Seeds obovoid, 0.5 mm, not tailed.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3 - 0.6
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light 4-9
Soil humidity 5-7
Soil texture 1-2
Soil acidity 1-5
Soil nutriment -
Hardiness (USDA) 5-10

Usage

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

Cultivation

Can be grown by divisions or seedlings.
Mode divisions seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Juncus oxymeris world distribution map, present in Canada, Mexico, and United States of America

Conservation status

Juncus oxymeris threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:443306-1
WFO ID wfo-0000777014
COL ID 3QTZL
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Juncus oxymeris