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Sisymbrium irio L.
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Sisymbrium irio, seed
© Copyright Seeds USID 2015 · 1
Sisymbrium irio, seed
Sisymbrium irio, seed
© Copyright Seeds USID 2015 · 1
Sisymbrium irio, seed

Sisymbrium irio, seed
© Copyright Seeds USID 2015 · 1
Sisymbrium irio, seed
Sisymbrium irio, seed
© Copyright Seeds USID 2015 · 1
Sisymbrium irio, seed

Sisymbrium irio, flowers
© Pedro Tenorio-Lezama, 2001 · 0
Sisymbrium irio, flowers
Sisymbrium irio, habitat
© Pedro Tenorio-Lezama, 2001 · 0
Sisymbrium irio, habitat

Sisymbrium irio, leaf
© Pedro Tenorio-Lezama, 2001 · 0
Sisymbrium irio, leaf
Sisymbrium irio
© Pedro Tenorio-Lezama, 2001 · 0
Sisymbrium irio

Sisymbrium irio, stem
© Pedro Tenorio-Lezama, 2001 · 0
Sisymbrium irio, stem

Associates · map
FamilyScientific name @ source (records)
Albuginaceae  Albugo candida @ BPI (15)
Andrenidae  Andrena angustitarsata @ UCRC_ENT (7)

Andrena atypica @ UCRC_ENT (2)

Andrena auricoma @ UCRC_ENT (1)

Andrena californiensis @ UCRC_ENT (4)

Andrena candida @ UCRC_ENT (7)

Andrena cerasifolii @ UCRC_ENT (1)

Andrena chlorogaster @ UCRC_ENT (18)

Andrena cruciferarum @ UCRC_ENT (3)

Andrena ferrugineipes @ UCRC_ENT (2)
Aphididae  Macrosiphum ( @ CSCA_TCN (1)
Coccinellidae  Coccinella septempunctata @ I_LB (1)

Hippodamia convergens @ I_LB (1)
Colletidae  Hylaeus mesillae @ UCRC_ENT (2)

Hylaeus rudbeckiae @ UCRC_ENT (6)

Hylaeus wootoni @ UCRC_ENT (1)
Erysiphaceae  Erysiphe cruciferarum @ BPI (1)
Lygaeidae  Nysius raphanus @ UCR_ENT (9)
Megachilidae  Osmia coloradensis @ UCRC_ENT (2)
Membracidae  Spissistilus festinus @ UCR_ENT (5); UDCC_NRI (1)
Miridae  Atomoscelis onustus @ AMNH_IZC (2)

Orthotylus albocostatus @ AMNH_PBI (1)
Pentatomidae  Acrosternum hilare @ UCR_ENT (1)
Peronosporaceae  Peronospora parasitica @ BPI (2)

Peronospora sisymbrii-officinalis @ BPI (1)
Rhopalidae  Boisea rubrolineata @ UCR_ENT (1)

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FNA | Family List | FNA Vol. 7 | Brassicaceae | Sisymbrium

6. Sisymbrium irio Linnaeus, Sp. Pl. 2: 659. 1753.

Annuals; glabrous or sparsely pubescent. Stems erect, branched proximally and distally, (1-)2-6(-7.5) dm, glabrous or sparsely pubescent at least basally. Basal leaves not rosulate; petiole (0.5-)1-4.5(-6) cm; blade oblanceolate or oblong (in outline), (1.5-)3-12 (-15) cm × (5-)10-60(-90) mm, margins runcinate to pinnatisect; lobes (1-)2-6(-8) on each side, oblong or lanceolate, smaller than terminal lobe, margins entire, dentate, or lobed. Cauline leaves similar to basal; (distalmost) blade (smaller, to 2 cm wide), margins entire or 1-3-lobed. Fruiting pedicels divaricate or ascending, slender, much narrower than fruit, (5-)7-12(-20) mm. Flowers: sepals erect, oblong, 2-2.5 × 1-1.5 mm; petals oblong-oblanceolate, 2.5-3.5(-4) × 1-1.5 mm, claw 1-1.5 mm; filaments 2.5-4 mm; anthers ovate, 0.5-0.9 mm. Fruits (divaricate to ascending, young fruits overtopping flowers), narrowly linear, straight or slightly curved inward, slightly torulose, slender, (2.5-)3-4(-5) cm × 0.9-1.1 mm; valves glabrous; ovules 40-90 per ovary; style 0.2-0.5 mm; stigma prominently 2-lobed. Seeds 0.8-1 × 0.5-0.6 mm. 2 n = 14.

Flowering Dec-May. Rocky slopes, orchards, roadsides, fields, pastures, waste grounds, prairies, disturbed sites; 0-1700 m; introduced; Ariz., Calif., Colo., Conn., Fla., Idaho, Mass., Mich., Nev., N.Mex., Ohio, Pa., Tex., Utah, Wyo.; Europe; w, c Asia; n Africa; introduced also in South America, Australia.

Updated: 2024-06-17 08:03:38 gmt
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