disturbed

Showing 25–36 of 75 results

  • Delphinium nuttallianum / upland larkspur

    • Bright blue flowers, sometimes whitish or other color petals in center
    • One or several flowers per stalk
    • Long spur "behind" the flower
    • Leaves mostly low on the stem - divided into several or many lobes
    • Open meadows, near streams, with sagebrush, any elevation
    • Beginning soon after snowmelt and sometime persisting into September

  • Descurainia pinnata / western tansy mustard

    • another stupid yellow crucifer
    • erect stem, up to 30 inches
    • deeply lobed leaves, without petioles up-stem
    • often near or under sagebrush, otherwise dry, disturbed and crappy soils

  • Dianthus armeria / Deptford pink

    • PINK! 5 petaled, very small flowers
    • Toothed edges; white spots on petals, numerous stamens
    • Linear, opposite leaves; bases make sheath around stem
    • Disturbed areas; happy enough in the worst of soils

  • Equisetum arvense / field horsetail

    • segmented brown stems with spore-bearing "cone" at the tip
    • or - segmented green stem with thin green branches radiating from nodes
    • distinctly visible nodes along the stems
    • no leaves or flowers
    • found in many different habitats

  • Erysimum cheiranthoides / wormseed wallflower

    • yellow, 4-petaled flower, less than 1/3 inch across
    • lance shaped or elliptical, sessile leaves varying little in size or shape
    • leaf margins entire or coarsely toothed
    • ribbed stems
    • ascending or erect siliques with short pedicels
    • disturbed and waste areas

  • Grindelia squarrosa / Curly cup gumweed

    • small-ish yellow flowers
    • button-like buds
    • attractively compact, globe-shaped plant

  • Hackelia micrantha / Jessica sticktight

    • teeny blue flowers with yellow/white centers
    • flowers appear singly or in groups above developing fruit
    • inflorescence mostly on one side of the stem
    • lower leaves long and narrow; upper leaves fewer and sessile
    • fruit a pointy and tenacious nutlet

  • Helianthus annuus / sunflower

    • tall with big, drooping leaves (up to 15x15 inches)
    • large sunflower like flowers - yellow petals, darker disk
    • disturbed edges and waste areas, roadsides, near crops

  • Hesperis matronalis / dame’s rocket

    • biennial, 3+ feet tall in second year
    • 4-petaled flowers, especially purple or lavender
    • large inflorescences with many flowers
    • garden escapee
    • roadsides, waste places

  • Heterotheca villosa / hairy goldenaster

    • yellow composite with 10-20 ray florets, orange-brown disk
    • hairy leaves and stems
    • blooms throughout season, often densely
    • disturbed and challenging habitats

  • Hordeum jubatum / foxtail barley

    • attractive roadside grass
    • long, silky, glistening awns; red, green, purple-ish
    • awns and bracts are sharp and barbed... potentially dangerous to dogs

  • Hyocyamus niger / black henbane

    • highly toxic! including contact dermatitis
    • 5-lobed, funnel-shaped flowers, brownish yellow with purple veins and center; 1.5" across
    • flowers in summer, e.g. warm June, July
    • elliptical leaves, pointy tips, toothed or lobed margins, prominent veins
    • highly disturbed areas: wastelands, field edges etc.

Showing 25–36 of 75 results