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Erysimum asperum (Nutt. ) Dc.
Life   Plantae   Dicotyledoneae   Brassicaceae   Erysimum

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Associates · map
FamilyScientific name @ source (records)
Andrenidae  Andrena cressonii @ AMNH_BEE (1)

Andrena miranda @ AMNH_BEE (1)
Apidae  Anthophora crotchii @ UCRC_ENT (1)

Nomada articulata @ AMNH_BEE (1)
Colletidae  Colletes phaceliae @ AMNH_BEE (1)
Halictidae  Agapostemon virescens @ AMNH_BEE (1)

Lasioglossum perpunctatum @ AMNH_BEE (1)

Lasioglossum succinipenne @ AMNH_BEE (6)
Megachilidae  Coelioxys rufitarsis @ AMNH_BEE (5)

Megachile latimanus @ AMNH_BEE (1)

Megachile texana @ AMNH_BEE (1)

Osmia rawlinsi @ BBSL__BBSLID (1)
Peronosporaceae  Peronospora parasitica @ BPI (1)
Pucciniaceae  Puccinia holboellii @ BPI (1)

Puccinia subnitens @ BPI (3)

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http://plants.usda.gov/java/profile?symbol=ERAS2 ---> https://plants.usda.gov/java/profile?symbol=ERAS2
https://plants.usda.gov/java/profile?symbol=ERAS2 ---> http://plants.usda.gov/core/profile?symbol=ERAS2
http://plants.usda.gov/core/profile?symbol=ERAS2 ---> https://plants.usda.gov/core/profile?symbol=ERAS2
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Erysimum asperum (Nutt.) DC.
western wallflower

Image of Erysimum asperum

General Information
Symbol: ERAS2
Group: Dicot
Family: Brassicaceae
Duration: Biennial
Growth Habit : Forb/herb
Native Status : CAN   N
L48   N
Data Source and Documentation
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green round image for nativity Native blue round image for introduced Introduced ocre round image for introduced and nativity Both white round image for no status Absent/Unreported
image for native, but no county data Native, No County Data image for introduced, but no county data Introduced, No County Data both introduced and native, but no county data Both, No County Data
Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   


click on a thumbnail to view an image, or see all the Erysimum thumbnails at the Plants Gallery

©Thomas G. Barnes. Usage Requirements .

©Al Schneider. Southwest Colorado Wildflowers . United States, CO, NM, AZ, UT, Four Corners vicinity, within 150 miles of the corners. Usage Requirements .

Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 2: 173. Provided by Kentucky Native Plant Society . Scanned by Omnitek Inc . Usage Requirements .



Symbol Scientific Name
CHAS6 Cheirinia aspera (Nutt.) Britton


Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Dilleniidae
Order Capparales
Family Brassicaceae ⁄ Cruciferae – Mustard family
Genus Erysimum L. – wallflower
Species Erysimum asperum (Nutt.) DC. – western wallflower

Subordinate Taxa

This plant has no children

Legal Status

Wetland Status

Interpreting Wetland Status

Related Links

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ARS Germplasm Resources Information Network (ERAS2)
Integrated Taxonomic Information System (CHAS6)



Source Large Mammals Small Mammals Water Birds Terrestrial Birds


Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover

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Link to Flora of North America home
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FNA Vol. 7 Page 532 , 535, 537 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 7 | Brassicaceae | Erysimum

3. Erysimum asperum (Nuttall) de Candolle, Syst. Nat. 2: 505. 1821.

Cheiranthus asper Nuttall, Gen. N. Amer. Pl. 2: 69. 1818; Cheirinia aspera (Nuttall) Rydberg; Erysimum asperum var. dolichocarpum O. E. Schulz

Biennials. Trichomes of leaves 2- or 3-rayed. Stems erect, unbranched or branched distally, (0.6-)1.2-6.5(-8) dm. Basal leaves (often withered by fruiting); blade oblanceolate, 2-10 cm × (0.2-)0.5-1.5(-2.4) mm, base attenuate, margins dentate, apex acute. Cauline leaves (distal) sessile; blade margins entire or denticulate. Racemes considerably elongated in fruit. Fruiting pedicels horizontal to divaricate, slender, narrower than fruit, 5-16(-25) mm. Flowers : sepals oblong to linear-oblong, 8-12 mm, lateral pair slightly saccate basally; petals yellow, obovate to suborbicular, 13-22 × 4-9 mm, claw 8-15 mm, apex rounded; median filaments 8-14 mm; anthers linear, 2.5-4 mm. Fruits widely spreading or divaricate, narrowly linear, usually straight, rarely curved upward, not torulose, (3-)5-12(-14) cm × 1.2-2.7 mm, 4-angled, strongly (longitudinally) 4-striped; valves with prominent midvein and replum, densely pubescent outside, trichomes 2-rayed between midvein and replum, glabrous inside; ovules 72-120 per ovary; style cylindrical, slender, 1-4 mm, sparsely pubescent; stigma slightly 2-lobed, lobes as long as wide. Seeds ovoid, (1-)1.3-2.3 × 0.7-1.2 mm; usually not winged, rarely winged distally. 2 n = 36.

Flowering Apr-Jun(-Aug). Prairies, sand dunes, roadsides, bluffs, sandhills along stream banks, knolls, open plains; 200-2000 m; Alta., Man., Sask.; Ark., Colo., Ill., Kans., Minn., Mont., Nebr., N.Mex., N.Dak., Okla., S.Dak., Tex., Wyo.

Updated: 2020-05-28 22:10:12 gmt
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