DescriptionMatteuccia struthiopteris 0zz.jpg English: Location taken: The United States National Arboretum, Washington DC. Names: Matteuccia struthiopteris, černyj...
DescriptionMatteuccia pennsylvanica 0zz.jpg English: Location taken: American Plant Food Company, 7405 River Road, Bethesda MD.. Names: Matteuccia pennsylvanica...