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Pistia is a genus of aquatic plants in the arum family, Araceae.It is the sole genus in the tribe Pistieae which reflects its systematic isolation within the family. [5] The single species it comprises, Pistia stratiotes, is often called water cabbage, water lettuce, Nile cabbage, or shellflower.
Reclaimed water can be reused for irrigation, industrial uses, replenishing natural water courses, water bodies, aquifers, and other potable and non-potable uses. These applications, however, focus usually on the water aspect, not on the nutrients and organic matter reuse aspect, which is the focus of "reuse of excreta".
There are also many wild edible plant stems. In North America, these include the shoots of woodsorrel (usually eaten along with the leaves), chickweeds, galinsoga, common purslane, Japanese knotweed, winter cress and other wild mustards, thistles (de-thorned), stinging nettles (cooked), bellworts, violets, amaranth and slippery elm, among many others.
An edible seed [n 1] is a seed that is suitable for human or animal consumption. Of the six major plant parts, [ n 2 ] seeds are the dominant source of human calories and protein . [ 1 ] A wide variety of plant species provide edible seeds; most are angiosperms , while a few are gymnosperms .
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Eating nuts, popcorn, or seeds does not increase the risk of diverticulitis. These foods may actually have a protective effect. These foods may actually have a protective effect. Eating less than an hour before swimming does not significantly increase the risk of experiencing muscle cramps, and does not increase the risk of drowning.
Sewage treatment plants mix these organisms as activated sludge or circulate water past organisms living on trickling filters or rotating biological contactors. [ 5 ] Aquatic vegetation may provide similar surface habitat for purifying bacteria, protozoa, and rotifers in a pond or marsh setting; although water circulation is often less effective.
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