Yellow

  • Packera cana / woolly groundsel

    Packera cana / woolly groundsel

    • yellow, daisy-like blossoms with 8-13 ray florets ("petals")
    • golden, central disks
    • blossoms in flat-topped clusters of up to 15
    • mostly basal leaves - unlobed, hairy, ovate, up to 2 inches long
    • overall silvery appearance
  • Packera multilobata / lobeleaf groundsel

    Packera multilobata / lobeleaf groundsel

    • deeply lobed leaves, mostly at the base of the plant
    • bright yellow daisy-like flowers, 10-30 in a cluster per plant
    • orange-yellow disk florets
    • woodlands, foothills, and generally dry/ sandy/ rocky places.
  • Packera pseudaurea / falsegold groundsel

    Packera pseudaurea / falsegold groundsel

    • yellow, flat-topped cluster of daisy-like flowers
    • oval, erect basal leaves with long petioles and round/blunt-toothed edges
    • generally in moist to wet habitats
  • Packera streptanthifolia / Rocky Mountain groundsel

    Packera streptanthifolia / Rocky Mountain groundsel

    • yellow-flowered composite; "flowers" on branched inflorescence
    • 8-13 half-inch ray florets, usually spaced apart
    • thick, spatula-shaped basal leaves without teeth or clefts
    • thin, often deeply lobed stem leaves
    • dry woodlands and rocky places
  • Pedicularis bracteosa / towering lousewort

    Pedicularis bracteosa / towering lousewort

    • dense, narrow inflorescence on upper half of stem
    • yellow, beak-like flowers with upper and lower lips
    • flowers from bottom to top
    • conspicuous, fern-like leaves
    • old flowers become light brown but remain on stalk
  • Physaria spp / twinpods

    Physaria spp / twinpods

    • yet another very small yellow crucifer/brassica
    • densely hairy leaves, tapering to a petiole
    • bloom in early spring on minimal soil in rocky places
    • fruit characteristics TBPL
  • Potentilla fruticosa / shrubby cinquefoil

    Potentilla fruticosa / shrubby cinquefoil

    • low, deciduous, shrub; wetlands and riparian zones
    • yellow buttercup-like flowers with 5 leaflets, often in clusters
    • blooms from June until frost
    • pinnately compound leaves, typically with 5 leaflets
    • fruit (achene) remains into winter
  • Potentilla gracilis / slender cinquefoil

    Potentilla gracilis / slender cinquefoil

    • yellow, 5-petaled flowers with many stamens
    • petals touch or overlap
    • leaves with 5-9 toothed, deeply cut lobes
    • leaves may be hairy, especially below
    • many different exposed habitats
  • Potentilla norvegica / rough cinquefoil

    Potentilla norvegica / rough cinquefoil

    • 5 yellow petals, not fused
    • 5 sepals longer than petals, esp. after flowering
    • numerous stamens and pistils
    • compound leaves with leaflets grouped in 3s
    • prominent veins; toothed margins
    • hairy stems
    • mostly in disturbed areas, including gardens
  • Potentilla recta / sulfur cinquefoil

    Potentilla recta / sulfur cinquefoil

    • perennial
    • 8 to 30 stems per plant, each with 1-60 flowers
    • petals are light yellow; centers are darker, sulfur yellow
    • shiny, erect hairs arise at right angles to the stems.
    • leaves are alternate and palmately compound, 5-9 leaflets per leaf
    • invades both disturbed and undisturbed habitats
  • Purshia tridentata / antelope bitterbrush

    Purshia tridentata / antelope bitterbrush

    • small yellow, 5-petal flowers in early spring
    • small shrub, often in large "clumps"
    • leaves look like sagebrush (Artemesia tridentata)
  • Ranunculus adoneus / alpine buttercup

    Ranunculus adoneus / alpine buttercup

    • short, high altitude plant
    • rocks or moist meadows
    • yellow "buttercuppy" flowers, 5-10 petals
    • huge numbers of stigmas
    • highly lobed, finely dissected leaves