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Rorippa austriaca (Crantz) Besser

Rorippe d'Autriche (fr)

Species

Angiosperms > Brassicales > Brassicaceae > Rorippa

Characteristics

Perennials; (terrestrial or of wet habitat, not submerged, rhizomes thickened, short); usually gla-brous, rarely pubescent proximally. Stems (simple from base), erect, much-branched distally, 4-11(-18) dm. Basal leaves not rosulate; blade margins pinnatifid. Cauline leaves sessile; blade lanceolate, (2.5-)4-12(-15) cm × 5-20(-25) mm, base auriculate to amplexicaul, margins entire or serrate. Racemes elongated. Fruiting pedicels divaricate-ascending to horizontal, straight, 4-15 mm. Flowers: sepals ascending, oblong, 2-3 × 1-1.3 mm; petals yellow, obovate, 3-5 × 1.7-2.5 mm; median filaments 2.3-3 mm; anthers ovate, 0.4-0.6 mm. Fruits silicles (rarely produced), straight, globose or subglobose, 2.5-3.2 × 1.5-2.7 mm; ovules 18-40 per ovary; style 1-1.5(-2) mm. Seeds biseriate, reddish brown, ovoid, 0.7-0.9 mm, finely colliculate. 2n = 16.
More
Perennial to 6 dm, from rather thick and fleshy creeping roots; lvs oblanceolate, 3–10 cm, mostly obtuse, dentate to subentire, gradually tapering to an auriculate base; pet slightly longer than the sep; mature pedicels ascending, 7–15 mm; frs globose, 1–2 mm, about as long as wide, the replum circular in outline, often not maturing seeds; style about as long as the fr; 2n=16. Native of Europe, sparingly established as a weed in fields here and there in our range. June, July.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.1 - 0.5
Mature height (meter) 0.5 - 1.0
Root system creeping-root rhizome
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 4-9
Soil humidity -
Soil texture -
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 6-9

Usage

Uses gene source medicinal
Edible -
Therapeutic use Stimulant (unspecified), Digestion (unspecified), Apertif (unspecified)
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

Habit

Rorippa austriaca habit picture by Kai Best (cc-by-sa)

Leaf

Rorippa austriaca leaf picture by Meyer Gerhard (cc-by-sa)
Rorippa austriaca leaf picture by Margret Albers (cc-by-sa)
Rorippa austriaca leaf picture by Gerrit Busser (cc-by-sa)

Flower

Rorippa austriaca flower picture by Meyer Gerhard (cc-by-sa)
Rorippa austriaca flower picture by Boef Jelle (cc-by-sa)
Rorippa austriaca flower picture by Radoslav Marinkovic (cc-by-sa)

Distribution

Rorippa austriaca world distribution map, present in Canada and United States of America

Conservation status

Rorippa austriaca threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:287219-1
WFO ID wfo-0001218322
COL ID 4TCN9
BDTFX ID 43105
INPN ID 117937
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Nasturtium brachylobus Camelina austriaca Radicula austriaca Cochlearia microcarpa Nasturtium camelinae Rorippa astylis f. repens Rorippa camelinae Myagrum crantzii Cochlearia armoracia Cochlearia austriaca Cochlearia altaica Rorippa austriaca
WorldFloraDB 2024