On Wed, May 11, 2011 at 1:54 PM, Boyce Tankersley <btankers@gmail.com>wrote: > Does anyone have any idea what evolutionary function (if any) the 'hairs' > on > the leaves serve? Boyce, you must mean flowers because the leaves have no hairs. Interpreting evolutionary function is always a tricky one but I think it has to do with keeping the pollinators on the plant longer. Others may have better ideas. Nhu Berkeley, CA -- http://www.flickr.com/photos/xerantheum/