Calamagrostis x acutiflora ‘Karl Foerster’ (feather reed grass ‘Karl Foerster’)
Calamintha nepeta subsp. nepeta (calamint)
Callirhoe involucrata (purple poppy mallow)
Cardamine concatenata (cutleaf toothwort)
Chasmanthium latifolium (northern sea oats)
Chionodoxa sardensis (Turkish glory of the snow)
Cotinus obovatus (American smoke tree)
Crataegus crus-galli var. inermis (cockspur hawthorn)
