Luzula confusa Lindeb.

Northern woodrush (en)

Species

Angiosperms > Poales > Juncaceae > Luzula

Characteristics

Rhizomes 0.5--1 cm. Culms cespitose, stiffly erect, 3--28 cm. Leaves: sheaths reddish; basal leaves (persisting for several seasons,) reddish, exceeding inflorescence to as short as cauline leaves, glabrous; cauline leaves 2--3, reddish, rarely to 6 cm, often reaching or exceeding inflorescence, glabrous. Inflorescences: glomerules 1--4, pedunculate; main branches 1--3(--4), arching in 1 direction, 1--4 cm, terminated by 2--several peduncles each bearing 1--5 flowers; peduncles 2 mm; ; proximal inflorescence bract usually inconspicuous, though variable in size and shape; bracts and bracteoles conspicuous, clear to deep brown, margins lacerate to fimbriate to abundantly ciliate. Flowers: tepals dark brown with clear apex, 1.6--2.6 mm; outer whorl longer than inner whorl; anthers ca. 2 times filament length; stigmas much exceeding styles. Capsules dark brown, ovoid, ± equaling to shorter than tepals. Seeds dark brown, (with tuft of fine tangled hairs), ellipsoid, 0.8--1.2 mm. 2n = 36.
More
Densely cespitose, 1–3 dm; basal lvs numerous; cauline lvs 2 or 3, narrowly linear, 1–2(3) mm wide, involute toward the tip; glomerules 2–5, short and head-like, some usually elevated on slender peduncles, or occasionally all sessile and forming a short erect spike; bracts subtending the glomerules short, acute or acuminate; bracts subtending the fls shorter than the fls, conspicuously ciliate; tep mostly brown, 2.5–3 mm, acuminate, with narrow scarious margins, equaling or somewhat exceeding the red-brown fr; seeds ellipsoid, 1–1.2 mm, not appendaged, but with a tuft of minute hairs at base; 2n=36, 48. Alpine and arctic meadows and hillsides; circumboreal, s. to the high mts. of Me. and N.H.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.15 - 0.25
Root system rhizome
Rooting depth (meter) 0.1
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light 1-6
Soil humidity 5-7
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

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 -

Images

Luzula confusa unspecified picture

Distribution

Luzula confusa world distribution map, present in Canada, Finland, Greenland, Iceland, Kazakhstan, Liberia, Mongolia, Norway, Russian Federation, Sweden, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:443764-1
WFO ID wfo-0000777761
COL ID 6R23P
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Luzula confusa Juncoides confusa Juncoides hyperborea Luzula arcuata f. confusa Luzula confusa f. subspicata Luzula hyperborea Luzula arcuata subsp. confusa Luzula arcuata var. hyperborea Luzula confusa var. subspicata Luzula hyperborea var. extensa Luzula spicata var. kjellmanii Luzula hyperborea var. minor Juncoides hyperborea var. minor Luzula hyperborea var. major