Lepidium sordidum A.Gray

Sordid pepperweed (en)

Species

Angiosperms > Brassicales > Brassicaceae > Lepidium

Characteristics

Annuals; puberulent, (trichomes clavate). Stems simple or several from base, erect to decumbent, branched (several) distally, 0.5-2.4(-3.2) dm. Basal leaves (soon withered); not rosulate; petiole 0.8-2.5 cm; blade 1-or 2-pinnatifid, 3-5.6 cm, margins (of lobes) entire or dentate. Cauline leaves petiolate; blade pinnatifid (similar to basal), 0.7-2 cm × 2-10 mm, base attenuate to cuneate, not auriculate, margins dentate to incised or pinnately lobed. Racemes (paniculate), elongated, (often dense) in fruit; rachis puberulent, trichomes straight or curved, clavate. Fruiting pedicels ascending to divaricate, straight or slightly recurved, (terete), (1.4-)1.6-2.3(-2.9) × 0.1-0.15 mm, puberulent adaxially. Flowers: sepals (tardily deciduous), oblong, 0.5-0.7 × 0.3-0.4 mm; petals (absent or rudimentary), white, linear, 0.2-0.4 × 0.05 mm, claw absent; stamens 2, median; filaments 0.5-0.8 mm; anthers 0.1-0.15 mm. Fruits ovate-elliptic, 1.7-2.1 × 1.2-1.6 mm, apically winged, apical notch 0.1-0.2 mm deep; valves thin, smooth, not or weakly veined, glabrous; style 0.1-0.15 mm, included in or equaling apical notch. Seeds oblong, 0.8-1 × 0.5-0.6 mm.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.05 - 0.25
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Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
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Nitrogen fixer -
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Environment

Light -
Soil humidity -
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Hardiness (USDA) -

Usage

Uses medicinal
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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Distribution

Lepidium sordidum world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:286415-1
WFO ID wfo-0001216692
COL ID 6PB3H
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Lepidium granulare Lepidium sordidum Nasturtium sordidum