Browse Items (192 total) for Ada Hayden

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Sicyos angulateo (One-seeded bur cucumber)

Sicyos angulateo (One-seeded bur cucumber) specimen (handcolored), including flowers and leaves, identified as negative 1174

Helianthus sp. (Sunflower) specimens (handcolored), including flowers and leaves, identified as negative 1177

Taraxacum (Dandelion), in situ (handcolored), identified as negative 1219

Eupatorium perfoliatum (Boneset) specimen (handcolored), including flowers and leaves, identified as negative 1310

Plant specimen (black and white), including flowers and leaves, identified as negative 1314

Plant specimen (black and white), including flowers and leaves, identified as negative 1315

Liatris scariosa (Blazing star) specimens (2, handcolored), including flowers and leaves, identified as negatives 1314 and 1315

Brassica nigra (Black mustard) specimens (black and white), including flowers and leaves, identified as negative 1322A

Brassica nigra (Black mustard) specimens (black and white), including flowers and leaves, identified as negative 1322B

Bidens cernua (Stick-tight, smaller bur marigold) specimen (handcolored), including flowers and leaves, identified as negative 1324