Yellow

Showing 13–24 of 100 results

Balsamorhiza sagittata / arrowleaf balsamroot
- large, bright yellow, sunflower-like blossoms in early spring
- very large, more or less triangular basal leaves
- leaves appear silvery, or grey-green due to leaf hairs
- on open, fairly dry hillsides and ridges, often with sagebrush
Barbarea vulgaris / yellow rocket
- showy yellow brassica with relatively large flowers
- leaves deeply lobed with larger terminal lobe, smaller toward top of stems
- common on roadsides and waste places in spring
- siliques about an inch long and curving upward, with beaks and pedicels
Castilleja spp. / paintbrushes
- vibrant, red (or yellow) inflorescence (bracts)
- widespread, but confusing... five or more species in the area
Castilleja spp. / two yellow paintbrushes
- look like Indian paintbrushes (which they are), but yellow
- inflorescence bracts possibly lobed
- height ranges from less than 8" to about 15"
- subalpine, alpine and tundra habitats, in clumps or spread out
- linear leaves without lobes, 3 prominent veins
- red to maroon, hairy stems
Corydalis aurea / scrambled eggs
- prostrate herb, up to 15" tall
- moist but well-drained soils, including on roadsides
- yellow tubular flowers, with spurs
- highly dissected leaves, blue-grey except when young
- fruits are pod-like, resembling peas or beans
Crepis acuminata / tapertip hawksbeard
- leaves (diagnostic) - long; many deep triangular, pointed lobes; upright, grey-green; milky sap
- flowers - 5-10 rays, no disc florets; yellow; up to 70 per plant
- dry, open places in foothills; commonly with sagebrush
Descurainia pinnata / western tansy mustard
- another stupid yellow crucifer
- erect stem, up to 30 inches
- deeply lobed leaves, without petioles up-stem
- often near or under sagebrush, otherwise dry, disturbed and crappy soils
Draba nemorosa / yellow whitlow-grass
- teeny, often silvery plant with teeny yellow 4-petal flowers
- rosette leaves have trichomes even when not really silvery
- annual ephemeral seen soon after snowmelt
- usually exposed near or on rocks, dry slopes
- flat, elliptical seed capsules
Drymocallis arguta / tall cinquefoil
- yellow flowers, 5 petals with pointy green sepals between
- many stamens; central disk of yellow pistils
- flowers in clusters with short stems (cyme)
- most leaves basal - pinnately compound, coarsely toothed, obovate
- many soil types, but not overly moist
Ericameria nauseosa / rubber rabbitbrush
- golden-yellow flower heads in profusion
- small 5-petaled flowers
- widespread shrub
- very narrow, linear leaves
- white sticky sap ("rubber")
Eriogonom spp. / wild buckwheat
- short, with small leaves close to the ground
- leaves persistent in winter, green and red
- blossoms - cute little buttons that look like dried flowers; long-lasting
- inflorescence - umbel or compound umbel
- may be white, cream, yellow, pink, red; changeable with age
Erysimum asperum / prairie-rocket wallflower
- yellow flowers, large for a crucifer
- flowers in clusters above foliage
- oval/elliptical leaves, to 4" long... hairy
- long thin fruit pod (silique) perpendicular to stem, may curve upward