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Calepina irregularis Thell.

White ballmustard (en), Calépine (fr), Calépine irrégulière (fr), Calépine de Corvin (fr), Calépine faux cranson (fr)

Species

Angiosperms > Brassicales > Brassicaceae > Calepina

Characteristics

Stems several from base, (1-)2-8 dm, unbranched or branched distally. Basal leaves early rosulate; petiole (0.2-)1-3.5(-6) cm; blade obovate, spatulate, or oblanceolate, (0.8-)2-5(-9) cm × (3-)10-30 mm, base attenuate. Cauline leaves: blade oblong to lanceolate, (1-)2-7(-8) cm × (4-)10-20(-30) mm, base sagittate or amplexicaul, apex obtuse to acute. Racemes with straight rachis. Fruiting pedicels straight or curved upward, (3-)5-10(-13) mm. Flowers: sepals oblong or ovate, 1.2-2 × 0.5-1 mm; petals (1.5-)2-3 × 0.5-1.5 mm, unequal, abaxial pair larger than adaxial (longer than sepals); filaments 1-1.5 mm; anthers ca. 0.3 mm; gynophore 0.1-0.2 mm. Fruits 2.5-3.5(-4) × 2-3 mm, abruptly tapering to a conical, beaklike apex, 0.5-0.8 mm. Seeds brown, 1.3-1.6 mm. 2n = 14, 28.
More
A glabrous European annual or biennial with a lax raceme, unequal pet, and rugose frs, is casually intr. in Va. and N.C. The cauline lvs are clasping, with acute, patent auricles.
An annual herb. The lower leaves have deep lobes. The upper leaves are sword shaped. The flowers are white.
Life form annual
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread barochory
Mature width (meter) -
Mature height (meter) 0.25 - 0.8
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

It is a Mediterranean plant.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-9

Usage

The leaves are sometimes eaten as salad. They are also boiled in mixtures of vegetables.
Uses material
Edible leaves
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -12
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Calepina irregularis habit picture by Frederic Vieilledent (cc-by-sa)
Calepina irregularis habit picture by Johanna Charrier (cc-by-sa)
Calepina irregularis habit picture by Patrick Nard (cc-by-sa)

Leaf

Calepina irregularis leaf picture by Frederic Vieilledent (cc-by-sa)
Calepina irregularis leaf picture by Giuseppe Bimbi (cc-by-sa)
Calepina irregularis leaf picture by Massimo Pattarozzi (cc-by-sa)

Flower

Calepina irregularis flower picture by JennyR (cc-by-sa)
Calepina irregularis flower picture by Frederic Vieilledent (cc-by-sa)
Calepina irregularis flower picture by Giovanni (cc-by-sa)

Fruit

Calepina irregularis fruit picture by claude (cc-by-sa)
Calepina irregularis fruit picture by Sylvain Piry (cc-by-sa)
Calepina irregularis fruit picture by Martin Bishop (cc-by-sa)

Distribution

Calepina irregularis world distribution map, present in France and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:279822-1
WFO ID wfo-0000580142
COL ID PJHT
BDTFX ID 12170
INPN ID 87442
Wikipedia (EN)
Wikipedia (FR) Link

Synonyms

Kernera auriculata Laelia corvini Myagrum erucifolium Myagrum erucoides Laelia cochlearioides Myagrum irregulare Calepina corvini Calepina irregularis Cheiranthus auriculatus Cochlearia auriculata Crambe amplexicaulis Crucifera corvini Laelia iberioides Myagrum bursifolium Myagrum erucaefolium Myagrum iberioides Laelia irregularis Crambe corvini Cochlearia lyrata Calepina cochlearioides Calepina ruellii Rapistrum bursifolium Bunias cochlearioides Crambe bursifolia l'hér. ex
WorldFloraDB 2024