Aphragmus eschscholtzianus Andrz. ex Dc.

Aleutian cress (en)

Species

Angiosperms > Brassicales > Brassicaceae > Aphragmus

Characteristics

Stems 2-6 cm; glabrous or sparsely puberulent, trichomes simple. Basal leaves: petiole 0.5-3 cm (base persistent, papery, broadly expanded, narrowly triangular, 0.2-0.4 cm wide); blade (subfleshy), spatulate, oblanceolate, or ovate, 0.5-1.2 cm × 2-4 mm, base cuneate to attenuate, apex obtuse, surfaces glabrous or puberulent. Cauline leaves (bracts), sessile; blade similar to basal, narrower, smaller distally. Racemes subumbellate. Fruiting pedicels 1.5-5 mm, glabrous or sparsely puberulent adaxially. Flowers: sepals often purplish, 1.5-2 × 0.7-1 mm, glabrous; petals purple with darker veins, 2-3 × 1-2 mm; filaments 1.5-2 mm; anthers 0.2-0.4 mm; gynophore 0-0.7 mm. Fruits compressed, 5-15 × 2-3 mm; style 0.2-1 mm. Seeds light brown, 1.2-1.7 × 0.8-1 mm; funicles 2-3 mm. 2n = 14.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
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 -

Distribution

Aphragmus eschscholtzianus world distribution map, present in Canada and United States of America

Identifiers

LSID -
WFO ID wfo-0001217212
COL ID FJY3
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Eutrema escholtzianum Aphragmus eschscholtzianus Oreas involucrata