On Fri, Feb 8, 2013 at 5:04 PM, Alberto Castillo <ezeizabotgard@hotmail.com>wrote: > Incredibly, some people keep corniculata because it is "pretty". > In the garden you can study natural selection by weeding these Oxalis (and other weeds). The ones that are able to blend in with your medium better will survive longer to make seeds. I have selected for some purple pretty forms this way and I think I may also be selecting for forms that are able to flower with just a few leaves. The scourge! Nhu