Yellow

Showing 61–72 of 96 results

  • 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

    • 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

    • 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

    • 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

    • 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

    • 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

  • 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

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

  • Ranunculus glaberrimus / sagebrush buttercup

    • one of the earliest spring flowers
    • yellow flowers, ca. 1" across
    • usually 5 shiny/waxy petals, numerous stamens
    • short, mostly elliptical leaves
    • in small to field-sized clumps
    • very poisonous

  • Ranunculus orthorhynchus / straightbeak buttercup

    • 5 (to 8) bright, shiny yellow petals with long pedicels
    • many stamens and pistils
    • large, compound leaves with 3-5 pointy-lobed leaflets
    • found in wet areas including irrigation ditches

  • Rhamphospermum arvense / Charlock

    • yellow-flowered brassica; flowers larger than most mustards
    • large-ish leaves with toothed margins
    • erect stems; look for a reddish purple ring at stem junctions
    • disturbed areas, road sides and waste places; prefers high nutrients
    • 1" siliques point out or up, but not down

  • Ribes aureum / golden current

    • shrub up to 10 feet tall
    • spring bloomer, golden yellow flower in clusters
    • small, maple-like leaves
    • 1/2 inch berries in late summer, golden to black

Showing 61–72 of 96 results