Show CATTAILS HAVE FOOD VALUE investigation has shown them to contain a satisfactory amount of needed protein flour from froin the cattails coattails cat tails of the swamps has been ln on sound round by the plant chemical laboratory at washington to contain about the he same amount of protein as rice ace and corn flours with somewhat less fat than wheat flour and it was regarded as a promising tute with wheat flour to the extent tent ot of 10 to 20 per cent in the investigation ot of which he has given nn an account in the scientific monthly prof P W Y claassen tried the flour in several ways both as part substitute with wheat flour in baking and as cornstarch substitute for puddings biscuits containing 50 and even per cent of tills flour proved to be palatable not very different from those of wheat flour alone while the puddings had an agreeable flavor and were satisfactory is the flour material Is obtained from the large underground root stalks or rhizomes zomes of which it forms a starch core three eighths to one half inch in dl diameter alameter the dried rhizomes zomes from an acre of coattails cattails catt cat alls tails were shown to equal pounds and the core substance passed through a meat grinder and sifted yielded fine flour at the rate of pounds per acre many thousand acres of cattail cartall marshes are included in the square miles of swamp land of the united states |