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  • All fields: negative
(550 results)



Display: 20

    • Erigeron strigosus (Daisy)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Erigeron strigosus (Daisy) specimen, including flower, leaves and root, identified as negative 158
    • Echinacea purpurea (Coneflower)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Echinacea purpurea (Coneflower) specimen(black and white), including flowers and leaves, identified as negative 398
    • Populus tremuloides (Aspen)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Populus tremuloides (Aspen) specimen (black and white), including flowers and leaves, identified as negative 469
    • Plant specimen

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Plant specimen (black and white), including flowers and leaves, identified as negative 669
    • Plant specimen

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Plant specimen (black and white), including flowers and leaves, identified as negative 686
    • Erigeron (Fleabane)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Erigeron (Fleabane) specimens (handcolored), including flowers and leaves, identified as negative 872. Suburban Isle Park.
    • Erigeron (Fleabane)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Erigeron (Fleabane) specimen (handcolored), including flowers and leaves, identified as negative 872. Location: Suburban Isle Park
    • Hieracium canadense (Canada hawkweed)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Hieracium canadense (Canada hawkweed) specimen (handcolored), including flowers and leaves,identified as negative 880. Location: Spencer Creek
    • Rudbeckia hirta (Black-eyed Susan)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Rudbeckia hirta (Black-eyed Susan) specimen (handcolored), including flowers and leaf, identified as negative 900. Location: Suburban Isle Park
    • Vernonia fasciculata (Ironweed)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Vernonia fasciculata (Ironweed) specimen (handcolored), including flowers and leaves, identified as negative 952
    • Plant specimen

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Plant specimen (black and white), including flowers and leaves, identified as negative 960
    • Helenium autumnale (Sneezeweed)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Helenium autumnale (Sneezeweed) specimen (handcolored), including flowers and leaves, identified as negative 990

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