Diane: Thank you for sharing the link to photo's of all of the cultivars. Within 24 hours I've gone from unaware of any I. p. hybrids to trying to decide what to remove to make room for them. Boyce Tankersley Director of Living Plant Documentation Chicago Botanic Garden 1000 Lake Cook Road Glencoe, IL 60022 tel: 847-835-6841 fax: 847-835-1635 email: btankers@chicagobotanic.org