Conservation and restoration of feathers shaft and the vane. The shaft is composed of the calamus and the rachis. The calamus can also be called the quill and is the hollow portion of the shaft that enters the skin follicle. While the rachis is the solid portion of the shaft where the barbs attach. The vane extends to either side of the rachis and is made up of interconnecting barbs. This is considered the most substantial portion of the feather. Removing debris and organic matter from feathers is a key step in the conservation process. Here are several of the ways that feathers are typically
Acorus calamus widely and frequently used herbal medicines among the Chipewyan people. The Potawatomi people powdered the dried root and placed this up the nose for catarrh. This plant is sometimes used as a pond plant in horticulture. There is at least one ornamental cultivar known; it is usually called 'Variegatus', but the RHS recommends calling it 'Argenteostriatus'. Both triploid and tetraploid "A. calamus" contain alpha-asarone. Other phytochemicals include: Diploids do not contain beta-asarone (β-asarone). The calamus has long been a symbol of love. The name is associated with a Greek myth: Kalamos, son of the river-god Maeander, who loved the youth