Leersia virginica Willd.

Whitegrass (en)

Species

Angiosperms > Poales > Poaceae > Leersia

Characteristics

Slender and weak, erect or decumbent and rooting at base, 5–15 dm; sheaths smooth or scaberulous, rarely retrorse-scabrous; ligule short, truncate; blades scaberulous, especially marginally, rarely hairy, 5–20 cm × 3–15 mm; panicle 5–20 cm, its branches solitary, distant, mostly straight, spreading, floriferous from about the middle; spikelets scarcely imbricate, the tip of one seldom extending to the middle of the next, appressed to ascending; lemma 2.9–4.1 mm, a fourth to a third as wide, sparsely ciliate on the keel and margins, smooth to pilose on the sides; stamens 2; 2n=48. Moist or wet woods; Que. to Minn. and S.D., s. to Fla. and Tex. (Homalocenchrus v.)
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.2
Root system fibrous-root
Rooting depth (meter) 0.1
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 2-3
Soil humidity 5-5
Soil texture -
Soil acidity 2-9
Soil nutriment -
Hardiness (USDA) 4-9

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

Habit

Leersia virginica habit picture by Eli Small (cc-by-sa)
Leersia virginica habit picture by Eli Small (cc-by-sa)

Leaf

Leersia virginica leaf picture by Rudd (cc-by-sa)
Leersia virginica leaf picture by Eli Small (cc-by-sa)
Leersia virginica leaf picture by Sarah Cornell (cc-by-sa)

Distribution

Leersia virginica world distribution map, present in Åland Islands, Brazil, Canada, Micronesia (Federated States of), Georgia, Malaysia, Nicaragua, and United States of America

Conservation status

Leersia virginica threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:316778-2
WFO ID wfo-0000877713
COL ID 3SX7K
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Aplexia virgata Aplexia virginica Asprella imbricata Leersia virgata Asprella ovata Asprella virginica Leersia imbricata Homalocenchrus ovatus Homalocenchrus virginicus Leersia ovata Leersia oryzoides var. virginica Leersia virginica var. brasiliensis Leersia virginica var. ovata Leersia virginica var. virginica Leersia virginica