Argemone mexicana

Argemone mexicana

Mexican Pricklypoppy

Iris pseudacorus

Iris pseudacorus

Pale Yellow Iris, Yellow Flag

Ratibida pinnata

Ratibida pinnata

Gray-head Coneflower, Gray-head Mexican-hat, Prairie Coneflower, Yellow Coneflower

Corydalis lutea

Corydalis lutea

Golden Bleeding Heart, Rock Fumewort, Yellow Corydalis, Yellow Fumitory

Sarracenia flava

Sarracenia flava

Yellow Pitcher Plant

Amaranthus cruentus

Amaranthus cruentus

Alegria, Huautli, Mexican Grain Amaranth, Purple Amaranth, Red Amaranth

Ratibida columnifera

Ratibida columnifera

Upright Prairie Coneflower

Echinacea paradoxa

Echinacea paradoxa

Bush's Coneflower, Ozark Coneflower, Yellow Cone Flower, Yellow Coneflower

Gentiana lutea

Gentiana lutea

Yellow Gentian

Cosmos sulphureus

Cosmos sulphureus

Sulphur Cosmos, Yellow Cosmos

Iris bloudowii

Iris bloudowii

Yellow Mongolian Iris

Linaria vulgaris

Linaria vulgaris

Butter And Eggs, Common Toadflax, Yellow Toadflax

Mimulus guttatus

Mimulus guttatus

Seep Monkeyflower, Yellow Monkeyflower

Oenothera biennis

Oenothera biennis

Common Evening Primrose, Evening Primrose

Rumex crispus

Rumex crispus

Curly Dock

Scabiosa ochroleuca

Scabiosa ochroleuca

Cream Pincushions, Cream Scabious

Telekia speciosa

Telekia speciosa

Giant Ox Eye, Giant Oxeye, Heartleaf Oxeye, Yellow Oxeye

Trifolium campestre

Trifolium campestre

Field Clover, Hop Trefoil

Xerophyllum tenax

Xerophyllum tenax

Bear Grass, Bear Lily, Elk Grass, Indian Basket Grass, quip-quip, Soap Grass, Squaw Grass, Western Turkeybeard