Show I CATTAILS HAVE FOOD VALUE Investigation Has Shown Them to Contain ConI Contain Con Con- I tain a Satisfactory Amount of Needed Protein i Flour from the cattails of the swamps has ims been lleen found by bJ the time plant chemical laboratory at Washington to contain about the he same amount of protein protein protein pro pro- tein as rice and anel corn flours flouts with somewhat somewhat some some- what less fat than wheat flour and it It- was regarded as a promising substitute substitute substitute tute with wheat flour to the extent of 10 to 20 per cent In the time Investigation of which he lie has given ghen an account In Inthe inthe the time Scientific Monthly Prof P. P W. W Claassen tried the flour In several a ways s both as part substitute with wheat flour In baking and as cornstarch cornstarch corn- corn starch substitute for puddings BIscuits Biscuits Biscuits Bis BIs- containing 50 and even men per percent percent percent cent this flour proved to be palatable palatable palatable able not very different from those of wheat flour alone while the puddings had hind an agreeable flavor or and were satIsfactory sat sat- The Time flour material Is obtained obtained ob oh- tamed from the large underground or rhizomes of which it forms a starch core three-eighths three to one-half one inch In hn diameter The dried rhizomes from an acre a acre e of cattails were shown to equal 1070 pounds and the time core substance passed through a meat grinder and sifted yielded fine flour at the rate of pounds per acre aCle Many thousand 1 acres of cattail marshes are included in the square miles of swamp land of the United States |