5.4.3.6 leaf - 5.4.3.6 additional information (R)-beta-tyrosine occurs in the seeds, leaves, roots, and root exudates of the Nipponbare cultivar. Dry rice seeds from plants that have not been elicited with jasmonic acid also contain significant amounts of beta-tyrosine. When rice seedlings are grown hydroponically, beta-tyrosine is secreted into the medium 5.4.3.6 root - 5.4.3.6 seed - 5.4.3.6 seedling -