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: -- Select a Taxonomic Group -- All Species -------------------------- Achillea Antennaria Artemisia Asteraceae Balsamorhiza Chrysothamnus Cirsium Crepis Ericameria Erigeron Hydrangeaceae Philadelphus Senecio Taraxacum Tetradymia Wyethia : Plant   habit    shrubs    herbaceous   longevity    annual or biennial    perennial   sap    latex absent (sap clear)    latex present   leaves/twigs aromatic when crushed    without marked odor    clearly odiferous Leaves   blade division    all simple    deeply lobed or divided   leaf attachment    sessile or nearly so    leaf stalk (petiole) clearly present    winged petiolate   leaf (leaflet) margin    entire    toothed    lobed Inflorescence   type    solitary    spike    raceme    corymb    head/capitate/glomerules    panicle    cymose Flower   principal flower color    white or cream    purple    blue    green    yellow    red    pink    brown    inconspicuous   corolla (petal) fusion    petals separate    fused, at least toward base   corolla symmetry    regular    bilateral   number of fertile stamens    5    7 or more Fruit or Cone   mature fruit dehiscence    opening along 3 to many seams    does not split open to release seed Composite Traits   head type    discoid (disk only)    radiate (rays and disks)    all ligulate

Idaho Spring Flora - List 4 Rick Williams Species Count: 21 Asteraceae Achillea millefolium Antennaria dimorpha Artemisia dracunculus Artemisia ludoviciana Artemisia tridentata Artemisia tripartita Balsamorhiza hookeri Balsamorhiza macrophylla Balsamorhiza sagittata Chrysothamnus viscidiflorus Cirsium arvense Cirsium scariosum Cirsium vulgare Crepis acuminata Ericameria nauseosa Erigeron speciosus Senecio integerrimus Taraxacum officinale Tetradymia canescens Wyethia amplexicaulis Hydrangeaceae Philadelphus lewisii

This project was made possible in part by the Institute of Museum and Library Services [MG-70-19-0057-19].

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