autumn

Showing 1–12 of 26 results

  • Agropyron cristatum / crested wheatgrass

    • cool season grass growing in dense tufts
    • easily recognized by planar spike
    • spikelets overlap and are angled with respect to the stem
    • common

  • Amaranthus retroflexus / pigweed

    • green bottle-brush inflorescence
    • accomplished weed on disturbed sites (including road & driveway cracks)
    • often in gardens, farm fields (edges), roadsides

  • 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 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)

  • Bassia scoparia / burningbush

    • large, annual herb (forb)
    • leaves long-ish and narrow
    • inflorescence a highly branched spike with teeny green/yellow flowers
    • may form huge, invasive colonies
    • whole plant turns red in fall
    • a tumbleweed
    • especially in disturbed areas and wastelands in the Valley

  • Campanula rotundifolia / American harebell

    • blue or blue-ish bell-shaped flower
    • fused petals with pointy ends make the bell
    • exudes white latex when wounded

  • Chenopodium album / lamb’s quarters

    • green, nobbly inflorescence - many nob-like flowers
    • leaves grey-green, more or less triangular
    • leaves may feel cool to the touch
    • widespread weed, especially in disturbed habitats

  • Doellingeria engelmannii / Engelmann’s aster

    • shade tolerant - in mountain woods and meadows
    • late summer/autumn blooming
    • each blossom/flower has only a few curly rays around a yellow disk
    • ray florets mostly white, but possibly pink or blue
    • ovate leaves, mostly hairless and sessile; prominent veins.

  • Ericameria nauseosa / rubber rabbitbrush

    • golden-yellow flower heads in profusion
    • small 5-petaled flowers
    • widespread shrub
    • very narrow, linear leaves
    • white sticky sap ("rubber")

  • Erigeron speciosus / aspen fleabane

    • prolific purple-ish flowers with many "petals" and a yellow center
    • forest openings and edges, meadows
    • late blooming - a "fall aster"

  • Eriogonom spp. / wild buckwheat

    • short, with small leaves close to the ground
    • leaves persistent in winter, green and red
    • blossoms - cute little buttons that look like dried flowers; long-lasting
    • inflorescence - umbel or compound umbel
    • may be white, cream, yellow, pink, red; changeable with age

Showing 1–12 of 26 results