|Edibility||The tea is very healthful. It is good by itself, or as a base with other plants. It can also be used as cooking water to add nutrients to rice, soups, etc.|
|Toxicity||The fresh plant contains thiaminase, an enzyme that destroys vitamin B-1. Cooking destroys this enzyme.
These plants will accumulate heavy metals and other chemicals from soil, if present.|
|Medicinal Uses||The tea is high in vitamins, minerals, and is a good tonic. The silica is good for the hair and fingernails. It is somewhat diuretic and astringent.|
|Utilitarian Uses||Contains silica and silicic acids (5-8%) and saponins, making it useful for as an abrasive. The classic example is its use for scouring and cleaning cookware.|
|Other Notes||This is one of the more ancient plants on earth. It is from the first family to appear on earth after the mosses. It reproduces by spore.|