Data Views Total Plants: 21 CSV Excel PDF Total Activities: 3 , Previous12 Show all rows. Paginate rows. Click on column headings to sort table by that column Plant Part All Fruit Hypocotyl Leaf Leaf Diffusate Plant Stem Low PPM High PPM StdDev *Reference Teyleria koordersii Leaf Diffusate -- 10.0 -1.3 * *Unless otherwise noted all references are to Duke, James A. 1992. Handbook of phytochemical constituents of GRAS herbs and other economic plants. Boca Raton, FL. CRC Press.