Browse Items (192 total) for Ada Hayden

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Plant

Plant, in situ (black and white)

Erigeron strigosus (Daisy), in situ (Black and white)

Dicentra cucullaria (Dutchman's breeches), in situ (black and white)

Plant specimen (black and white), identified as number 1469

Original Forest Cover Map, Iowa State Planning Board

Data reflecting quantity of plant material above and below ground in tons per acre, dry weight

Erigeron strigosus (Daisy) specimen, including flower, leaves and root, identified as negative 158

Echinacea purpurea (Coneflower) specimen(black and white), including flowers and leaves, identified as negative 398

Populus tremuloides (Aspen) specimen (black and white), including flowers and leaves, identified as negative 469

Plant specimen (black and white), including flowers and leaves, identified as negative 669

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