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|Noun||1.||genus Machaeranthera - wildflowers of western North America|
asterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs
aster family, Asteraceae, Compositae, family Asteraceae, family Compositae - plants with heads composed of many florets: aster; daisy; dandelion; goldenrod; marigold; lettuces; ragweed; sunflower; thistle; zinnia
Machaeranthera tanacetifolia, tahoka daisy, tansy leaf aster - wild aster with fernlike leaves and flower heads with very narrow bright purple rays; Alberta to Texas and Mexico
Machaeranthera bigelovii, sticky aster - wild aster having leafy stems and flower heads with narrow bright reddish-lavender or purple rays; western Colorado to Arizona