Butomus Alba, Marginal Pond Plants and Flowers, UK
Butomus Umbellatus
Butomus umbellatus | landscape architect's pages
Butomus - Wikispecies
Center for Aquatic and Invasive Plants | University of Florida, IFAS
Butomus > Butomus umbellatus - The Beth Chatto Gardens
Butomus umbellatus L. | Plants of the World Online | Kew Science
Digital improved high quality reproduction: Butomus umbellatus is the Old World Palearctic and Asian plant species in the family Butomaceae. Common names include flowering rush or grass rush Stock Photo - Alamy
Consortium of Midwest Herbaria - Butomus umbellatus
Butomus umbellatus 'Schneeweisschen' White Flowering Rush - Artisan Aquatics