Browse Items (192 total) for Ada Hayden

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Erigeron (Fleabane)

Erigeron (Fleabane) specimens (handcolored), including flowers and leaves, identified as negative 872. Suburban Isle Park.

Plant specimen (black and white), including flowers and leaves, identified as negative 686

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

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

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

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

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

Original Forest Cover Map, Iowa State Planning Board

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

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