| Family | BRASSICACEAE |
| Genus species | Erysimum amoenum (Greene) Rydb. |
| Bibliography | Bull. Torrey Bot. Club 33: 142 (1906) |
| Native Range | Alaska to sw. & wc. USA and n. Mexico |
| Primary Biome | Temperate |
| Habitat | grassland |
| Altitude | 1000-3800m |
| Description | taproot, caespitose, stems sparsely grey strigose, leaves narrowly oblanceolate-linear or linear, 4-7cm, grey, flowers numerous, sepals linear, obtuse, petals ca. 15mm |
| Size | 15-40cm |
| Color | yellow, purple |
| Bloom | spring, summer |
| Ca | |
| Type | biennial |
| Cultivation | mesic, slightly humous, sunny site alpine house, moist, rich, drained soil, sun |
| Propagation | seed in spring, barely covered, germ. 1 month, 10-16°C |
| Synonyms | Cheiranthus alpestris (Cockerell) A.Heller Cheiranthus argillosus Greene Cheiranthus aridus A.Nelson Cheiranthus asperrimus Greene Cheiranthus bakeri Greene Cheiranthus nivalis Greene Cheiranthus nivalis var. amoenus Greene Cheiranthus oblanceolatus (Rydb.) A.Heller Cheiranthus radicatus (Rydb.) A.Heller Cheirinia amoena (Greene) Rydb. Cheirinia argillosa (Greene) Rydb. Cheirinia arida (A.Nelson) Rydb. Cheirinia asperrima (Greene) Rydb. Cheirinia bakeri (Greene) Rydb. Cheirinia brachycarpa Rydb. Cheirinia cockerelliana (Daniels) Cockerell Cheirinia desertorum Wooton & Standl. Cheirinia inconspicua Rydb. Cheirinia nivalis (Greene) Rydb. Cheirinia nivalis var. radicata (Rydb.) Cockerell Cheirinia oblanceolata (Rydb.) Rydb. Cheirinia radicata (Rydb.) Rydb. Erysimum alpestre (Cockerelll) Rydb. Erysimum angustatum Rydb. Erysimum argillosum (Greene) Rydb. Erysimum aridum (A.Nelson) A.Nelson Erysimum asperrimum (Greene) Rydb. Erysimum asperum f. alpestre Cockerell Erysimum asperum var. amoenum (Greene) Reveal Erysimum asperum var. angustatum (Rydb.) B.Boivin Erysimum asperum var. pumilum S.Watson Erysimum asperum var. purshii Durand Erysimum bakeri (Greene) Rydb. Erysimum capitatum var. amoenum (Greene) R.J.Davis Erysimum capitatum var. argillosum (Greene) R.J.Davis Erysimum capitatum var. nivale (Greene) N.H.Holmgren Erysimum capitatum var. purshii (Durand) R.C.Rollins Erysimum cockerellianum Daniels Erysimum desertorum (Wooton & Standl.) Rossbach Erysimum nivale (Greene) Rydb. Erysimum oblanceolatum Rydb. Erysimum pumilum Nutt. Erysimum radicatum Rydb. |
| Territory | 7 Northern America 70 Subarctic America (ASK Alaska, YUK Yukon) 73 Northwestern U.S.A. (COL Colorado, IDA Idaho, MNT Montana, ORE Oregon, WYO Wyoming) 76 Southwestern U.S.A. (ARI Arizona, CAL California, NEV Nevada, UTA Utah) 77 South-Central U.S.A. (NWM New Mexico, TEX Texas) 79 Mexico (MXE Mexico Northeast, MXN Mexico Northwest) |