Now a ubiquitous lawn weed in North America, broadleaf or common plantain was brought to the New World by colonists from Europe for its medicinal uses. Over 7,800 different kinds of seeds are available at Seed City, including several exotic varieties not seen elsewhere. Impact mills run the chaff through a mill that pulverizes destroys the weed seed, which is then spread across the fields.  Source: [url=https://orbys.net/forum/thread/1637/benefits-of-iterative-development/]https://orbys.net/forum/thread/1637/benefits-of-iterative-development/[/url]