drought tolerant

Showing 73–84 of 110 results

  • 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

    • 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.

  • Paxistima myrsinites / Oregon boxwood

    • low shrub
    • small, opposite leaves; lightly toothed, leathery, oval
    • very early spring flowering
    • teeny flowers with 4 red petals, 4 yellow stamens; in clusters
    • usually on open, dry, sunny sites or open forests

  • Pedicularis contorta / curved-beak lousewort

    • alpine and subalpine habitats
    • fern-like leaves at base
    • tall, spikey inflorescence
    • white flowers with coiled upper beak and flat, 3-lobed lower lip

  • Penstemon eatonii / firecracker penstemon

    • roadsides, especially revegetated by DOT
    • 2" brilliantly red, tubular flowers
    • mostly basal leaves, ovate to lanceolate, leathery

  • Penstemon palmeri / Palmer’s penstemon

    • very tall, exposed
    • pink flowers with rose/grape scent
    • flowers clumped on one side of stem in groups of 4-5
    • red "guidelines" (bloody fangs) on lower petals
    • stem leaves opposite, clasping, like little boats

  • Phacelia hastata / silverleaf scorpionweed

    • flowers - dull white-ish/purple-ish, numerous in short, compact, coiled clusters
    • stamens extend well past petals
    • leaves - basal with prominent veins; usually covered with silvery hairs; usually entire
    • multiple flowering stems on a single plant
    • in a variety of habitats

  • Phacelia sericea / silky phacelia

    • deep purple flowers with really long stamens and orange anthers
    • many flowers arranged in a tight coil up to 2 feet long
    • silky, divided (fern-like) leaves
    • exposed, higher altitude, rocky places; often with sagebrush

  • Phalaris arundinacea / reed canarygrass

    • large, coarse, erect grass
    • long, flat blades with pointy tips...  from base
    • distinct ligule—membranous and long
    • large but compact inflorescences (panicles)
    • often in dense monocultures, e.g. on river banks

  • Phleum pratense / timothy

    • tight, cylindrical flower head
    • probably the most recognizable grass in the Valley
    • pink stamens with prodigious pollen production in summer
    • bulb at base of stem; brown leaf sheath bases

  • Phlox diffusa / spreading phlox

    • low, spreading, moss-like (before blooming)
    • flowers 5-petaled, a variety of colors, and with a tube below the petals
    • many habitat types incl. mountain slopes, rocky terrain, dry forests or with sagebrush
    • blooms in early spring to early summer
    • confusable with P. hoodii

  • Phlox hoodii / spiny phlox

    • half-inch, five (or four) petaled flower with yellow center
    • low to ground, mat forming, moss-like
    • tightly packed, narrow, spiny leaves
    • blooms in very early spring, just after snowmelt
    • with sagebrush on dry, rocky soils

Showing 73–84 of 110 results