<p><b>Copyright information:</b></p><p>Taken from "Systematics and plastid genome evolution of the cryptically photosynthetic parasitic plant genus (Convolvulaceae)"</p><p>http://www.biomedcentral.com/1741-7007/5/55</p><p>BMC Biology 2007;5():55-55.</p><p>Published online 13 Dec 2007</p><p>PMCID:PMC2242782.</p><p></p>other species readily produced selfed seed with no assistance. flower is rehydrated from an herbarium specimen; all other flowers were collected fresh from the Pennsylvania State University greenhouse