Browse Items (192 total) for Ada Hayden

Bidens cernua (Stick-tight, smaller bur marigold) specimen (handcolored), including flowers and leaves, identified as negative 1325

Bidens cernua (Stick-tight, smaller bur marigold) specimen (handcolored), including flowers and leaves, identified as negative 1325

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

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

Bidens frondoasa to the left and cernua to the right (Leafy-bracted tickseed) specimens (handcolored), including flowers and leaves, identified as negative 1326

Bidens frondoasa to the left and cernua to the right (Leafy-bracted tickseed) specimens (handcolored), including flowers and leaves, identified as negative 1326

Bidens frondosa (Beggar-ticks; Boot-jacks) specimen (handcolored), including flowers and leaves, identified as negative 999

Bidens frondosa (Beggar-ticks; Boot-jacks) specimen (handcolored), including flowers and leaves, identified as negative 999

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

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