Re. the NOVA program on China, plant exploring etc. It is so wonderful being in the field, though I missed that program I can well imagine Dan's wonder and joy. When I saw Hydatellaceae, I remembered some interesting work in that family that has recently been done by "our" guys here at the U. of BC in Vancouver. Here's a link for those interested: http://www.ubcbotanicalgarden.org/articles/6/ Cheers Brent Hine Vancouver, BC >