Elatine hydropiper L.

Eight-stamened waterwort (en), Elatine poivre deau (fr), Élatine Poivre-d'eau (fr), Élatine poivre-d'eau (fr)

Species

Angiosperms > Malpighiales > Elatinaceae > Elatine

Characteristics

Plants 2-4 cm tall. Branches ascending. Leaves opposite; stipules small, slightly conspicuous; petioles on upper part of stem shorter, those on lower part longer; leaf blade oblong, oblong-elliptic, or subspatulate, 2-5 × ca. 0.5 mm, base attenuate into petiole, margin entire, apex obtuse. Flowers solitary in leaf axils, subsessile or very shortly pedicellate. Sepals 4, oblong, 0.6-7(-0.9) × ca. 0.3 mm, apex rounded. Petals 4, obovate or broadly elliptic, 0.8-1 × ca. 0.4 mm, slightly longer and wider than sepals, apex rounded. Stamens 8, shorter than petals. Ovary 4-loculed; styles 4. Capsule compressed globose, ca. 2 mm in diam., 4-septicidal. Seeds horseshoe-shaped, 0.5-0.7 mm, finely and densely hexagonal reticulate-striate.
Life form annual
Growth form herb
Growth support aquatic
Foliage retention deciduous
Sexuality hermaphrodite
Pollination anemogamy
Spread barochory
Mature width (meter) -
Mature height (meter) 0.02 - 0.04
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light -
Soil humidity 9-12
Soil texture -
Soil acidity -
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

Elatine hydropiper unspecified picture

Distribution

Elatine hydropiper world distribution map, present in Austria, Belgium, Bulgaria, Belarus, Canada, Switzerland, China, Czech Republic, Germany, Denmark, Estonia, Finland, France, United Kingdom of Great Britain and Northern Ireland, Georgia, Croatia, Hungary, Israel, Italy, Kazakhstan, Lithuania, Latvia, Netherlands, Norway, Poland, Romania, Russian Federation, Serbia, Slovakia, Slovenia, Sweden, and Ukraine

Identifiers

LSID urn:lsid:ipni.org:names:324690-1
WFO ID wfo-0000665333
COL ID 395DP
BDTFX ID 23638
INPN ID 95860
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Potamopitys hydropiper Elatine gyrosperma Elatine hardyana Elatine hydropiper Elatine hydropiper Elatine oederi Alsine elatina Elatine serpillifolium Elatine gyrosperma Elatine conjugata Elatine majuscula Elatine orthosperma Elatine schkuhriana Elatine serpyllifolia Elatine siphosperma Elatinella hydropiper Rhizium curvum Alsinastrum gyrospermum Alsinastrum octandrum Elatine nodosa Elatine hydropiper subsp. gyrosperma Elatine hydropiper subsp. orthosperma Elatine hydropiper var. orthosperma Elatine hydropiper var. gyrosperma Elatine hydropiper subsp. orthosperma Elatine hydropiper f. intermedia Elatine hydropiper f. submersa Elatine hydropiper f. terrestris Elatine hydropiper f. orthosperma