Flowers of other colors

Allium sativum

Aristolochia serpentaria

Asarum canadense

Asclepias syriaca

Asimina triloba

Cornus florida

Cosmos sulphureus

Cypripedium calceolus

Erysimum capitatum

Euonymus americanus

Euphorbia dentata

Euphorbia supina

Froelichia floridana

Froelichia gracilis

Gaillardia aestivalis

Gnaphalium purpureum

Hibiscus trionum

Iresine rhizomatosa

Kickxia elatine

Liparis liliifolia

Monotropa hypopithys

Myosurus minimus

Myriophyllum heterophyllum

Penthorum sedoides

Plantago aristata

Plantago cordata

Plantago lanceolata

Plantago purshii