Yes Paris japonica has the largest genome so far of all The second was not a plant but a lungfish However the highest plant so far recorded was Trillium hagae with 264.9 picogram Although the Paris is the highest now, so the the highest monocot, he highest dicot is still Viscum album (mistletoe) with 205.8 picigram ( zonneveld (2010)J of botany vol 2010 article ID 527357, doi 10.1155/2010/527357 For comparison Humans = 6.5 pg and rice 1pg Ben J.M.Zonneveld Nationaal Herbarium Nederland POBox 9514 2300 RA Leiden, The Netherlands telf 071 5274738 E-mail: Zonneveld@NHN.Leidenuniv.nl