1. Biotechnology Laboratory, Department of Botany, and Department of Forest Sciences, University of British Columbia, Vancouver V6T 1Z3, British Columbia, Canada (G.A., J.B.); Center for Ecological Research, Kyoto University, Otsu 520–2113, Japan (R.O., S.K., J.T.); and CREST of Japan Science and Technology Agency, Kawaguchi 332–0012, Japan (R.O., J.T.)