Plants in the Valley

Showing 25–36 of 335 results

  • Aquilegia coerulea / Colorado blue columbine

    • blue to white to pink or yellow tinged
    • long spurs (tails) as long as the petals are large
    • blooms late spring and July (stragglers in August)

  • Arctium minus / lesser burdock

    • purple to pink to lavender thistle-like flowers with hooked bracts
    • nasty hooked seed heads
    • very large, heart-shaped leaves
    • found in a wide variety of disturbed areas

  • Argentina anserina / silverweed

    • silvery, compound leaves on low, creeping stems
    • yellow, 5+ petaled flowers; lots of stamens
    • fens, other wetlands, but also roadsides

  • 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

  • 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

  • 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.

  • 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

  • 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

  • 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)

  • 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

  • Astragalus miser / timber milkvetch

    • compound leaves with small, egg-shaped leaflets
    • teeny, pea-like flowers - bicolored but overall blue/purple
    • keel tip is purple and pointed
    • small, hairy seed pods
    • grassland, meadows, and other open communities

  • Astragalus purshii / woollypod milkvetch

    • low growing, silvery, compound leaves; no tendrils
    • magenta (or white) "pea-like" flowers with darker keel petal
    • "congested" inflorescence
    • found in very dry areas, not in shade

Showing 25–36 of 335 results