Here's something missing from Graham Rice's account: Schott, author of Arum marmoratum in 1860, is also author of Arum concinnatum (in his Icones Aroidearum of 1857). I don't have the text: did Schott himself consider these to be distinct species? Jim McKenney jimmckenney@jimmckenney.com Montgomery County, Maryland, USA, USDA zone 7 My Virtual Maryland Garden http://www.jimmckenney.com/ Webmaster Potomac Valley Chapter, NARGS Editor PVC Bulletin http://www.pvcnargs.org/ Webmaster Potomac Lily Society http://www.potomaclilysociety.org/