Cardamine purpurea Cham. & Schltdl.

Purple bittercress (en)

Species

Angiosperms > Brassicales > Brassicaceae > Cardamine

Characteristics

Perennials; (often cespitose) ; hirsute. Rhizomes vertical, 1-3 mm diam., (not fleshy). Stems (simple or few to several from base), usually erect, unbranched, (0.3-)0.5-1.2(-1.5) dm. Basal leaves sometimes rosulate, usually 3 or 5-foliolate, rarely simple, (1.5-)2.5-7 cm, leaflets petiolulate or sessile; petiole (1.2-)2-5 cm; lateral lobes or leaflets sessile, blade similar to terminal, distinctly smaller; terminal lobe or leaflet petiolulate (0.05-0.6 cm), blade reniform or suborbicular to broadly ovate, 0.3-1 cm × 4-15 mm, base subcordate to rounded, margins entire, repand, or obscurely 2-toothed. Cauline leaves 1-3, usually compound, rarely simple, petiolate, leaflets petiolulate or sessile; petiole (0.2-)0.5-2 cm, base not auriculate; similar to basal, smaller. Racemes ebracteate. Fruiting pedicels suberect, ascending, or divaricate, 5-12 mm, pubescent. Flowers: sepals oblong, 2-3(-4) × 1.4-1.7 mm, lateral pair not saccate basally; petals usually purple to pink, rarely white, obovate, 5-7(-9) × 3-4(-5) mm, (clawed, apex rounded); filaments: median pairs 2.5-3.5 mm, lateral pair 1.5-3.5 mm; anthers oblong, 0.6-0.9 mm. Fruits linear, 1.5-2.5 cm × 1.5-1.8 mm; ovules 10-14 per ovary; style 1-2.5 mm. Seeds brown, oblong to broadly ovoid, 1.7-2.1 × 1.4-1.7 mm. 2n = 96.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.15
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

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

Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
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Optimum temperature (C°) -
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Vigor -
Productivity -

Images

Cardamine purpurea unspecified picture

Distribution

Cardamine purpurea world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:280600-1
WFO ID wfo-0000587411
COL ID R4LP
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Cardamine purpurea f. albiflora Cardamine eschscholtziana Cardamine purpurea Dracamine purpurea Cardamine purpurea var. albiflora Cardamine purpurea var. albiflos Cardamine purpurea var. lactiflora Cardamine purpurea var. purpurea