59 Annual Sunflower (Helianthus annuus)

60 Antelopehorn Milkweed (Asclepias viridis)

61 Ashy Sunflower (Helianthus mollis)

62 Basketflower (Centaurea americana)*

63 Bitter Sneezeweed (Helenium amarum)*

64 Blackeyed Susan (Rudbeckia hirta)

65 Blacksamson (Echinacea angustifolia)

66 Broom Snakeweed (Gutierrezia sarothrae)*

67 Common Broomweed (Gutierrezia dracunculoides)

68 Compass Plant (Silphium laciniatum)

69 Croton (Croton spp.)

70 Curlycup Gumweed (Grindelia squarrosa)*

71 Daisy Fleabane (Erigeron strigosus)

72 Dotted Gayfeather (Liatris punctata)

73 Engelmann Daisy (Engelmannia peristenia)*

74 Giant Ragweed (Ambrosia trifida)

75 Goat’s Beard (Tragopogon pratensis)

76 Goldenrod (Solidago spp.)

77 Halfshrub Sundrop (Calyophus serrulatus)

78 Heath Aster (Aster ericoides)

79 Horseweed (Conyza canadensis)

80 Indian Blanket (Gaillardia pulchella)*

81 Lanceleaf Ragweed (Ambrosia bidentata)*

82 Maximilian Sunflower (Helianthus maximiliani)

83 Mexican Hat (Ratibida columnifera)

84 Pepperweed (Lepidium virgincum)

85 Pitcher Sage (Salvia azurea)

86 Plains Yucca (Yucca glauca)

87 Prickly Pear Cactus (Opuntia macrorhiza)

88 Sagewort (Artemisia ludoviciana)

89 Silverleaf Nightshade (Solanum elaeagnifolium)*

90 Snow-on-the-mountain (Euphorbia marginata)

91 Sumpweed (Iva annua)*

92 Threadleaf Groundsel (Senecio flaccidus)*

93 Violet Wood Sorrel (Oxalis violacea)

94 Wax Goldenweed (Haplopappus ciliatus)

95 Western Ironweed (Vernonia baldwinii)

96 Western Ragweed (Ambrosia psilostachya)

97 White Snakeroot (Eupatorium rugosum)

98 Yarrow (Achillea millefolium)

99 Yellow Puccoon (Lithospermum incisum)