Yellow flowers  Leaves alternate

Lithospermum tuberosum

Ludwigia hirtella

Ludwigia octovalvis

Ludwigia peploides

Ludwigia peruviana

Mahonia bealei

Medicago arabica

Medicago orbicularis

Nelumbo lutea

Oenothera fruticosa

Onosmodium decipiens

Orontium aquaticum

Packera anonyma

Packera glabella

Packera tomentosa

Physalis angustifolia

Pinguicula lutea

Pityopsis graminifolia

Platanthera cristata

Polygala ramosa

Ranunculus platensis

Ranunculus pusillus

Rhynchosia reniformis

Rhynchosia tomentosa

Rorripa sessiliflora

Rudbeckia hirta

Sesbania herbacea

Sida cordifolia

Sida rhombifolia