Yellow
Showing 1–12 of 96 results
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Agoseris glauca / yellow false dandelion
- yellow, dandelion-like flower - same size and color
- long-ish, thin leaves growing at ground level (a rosette); no lobes or pointy bits
- blooms in spring and summer
- shade intolerant but on sites ranging from moderately dry to wet
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Alyssum desertorum / desert madwort
- short crucifer with teeny leaves, no basal rosettes
- short inflorescence with numerous teeny yellow flowers... short-lived
- seed capsules mature by mid-July, ca. 40/stalk
- disturbed sites of any kind
- often in dense populations
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Argentina anserina / silverweed
- silvery, compound leaves on low, creeping stems
- yellow, 5+ petaled flowers; lots of stamens
- fens, other wetlands, but also roadsides
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Arnica cordifolia / heartleaf arnica
- yellow, daisy-like flowers; 1-2 per shoot
- opposite, heart shaped leaves; long petioles; 2-4 pair per stem
- large clonal colonies with many flowering and non-flowering shoots
- the dominant ground cover in moderate shade in many forests
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Artemisia absinthium / wormwood
- deeply lobed leaves; grey-green (hairy); aromatic (like sage)
- stems to 4' tall; up to 20 per plant
- small clusters of teeny yellow flowers in drooping heads
- disturbed areas and may be weedy
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Artemisia cana / silver sagebrush
- Low perennial, silvery shrub
- Highly aromatic, like sagebrush
- Entire leaves - no lobes
- Nondescript, inconspicuous flowers in small clusters with leaf-like bracts
- Grows in more moist habitat than other Artemisia spp.
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Artemisia ludoviciana / white sage
- low, spreading perennial - up to 3 feet tall
- silvery leaves and stems (hairy)
- leaves lance shaped, but sometimes lobed
- shoots die back in winter
- aromatic
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Artemisia rigida / stiff sagebrush
- low growing deciduous shrub
- short, 3-5 lobed, grey leaves (hairy)
- mild to pungently aromatic leaves
- brittle branches up to 16 inches long
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Artemisia tridentata / mountain big sagebrush
- medium-sized grey-green shrub
- highly aromatic
- tall, spikey inflorescences with many clusters of invisible flowers
- limited to drier habitats (not the Valley basin)
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Artemisia tripartita / threetip sagebrush
- evergreen shrub; branches in broom-like clusters
- all parts covered with silvery/grey-green glandular hairs
- leaves long and very deeply, very distinctly 3-lobed
- flowers in spikes/racemes - all bits teeny, overall yellow-ish/reddish
- often with mountain big sagebrush on nutrient poor soils
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Balsamorhiza macrophylla / cutleaf balsamroot
- large, yellow, sunflower-like blossom
- large, dissected/lobed/compound-looking leaves
- up to 40" tall
- roadsides or hillsides with arrowleaf balsamroot and Wyethia
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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
Showing 1–12 of 96 results