Image: michael clarke stuff on Flickr Seaweed Herbarium Mermaid hairisn’t rare, but it’s worthpreserving for its hue: dark greenat the root of every lock,brighter near the ends, which splitinto finer and finerwavy tendrils bleeding greenpigment. Each tress is likea barium flame that stains but doesn’tburn the folio page – labeled,signed, and dated by the mermaid-hair…