I've got the following papers just today. My opinions are different from some of them, but they show very recent research results.
- Dickau, R., M.C. Bruno, J. Iriarte, H. Prümers, C.J. Betancourt, I. Holst, F.E. Mayle. 2012. Diversity of Cultivars and Other Plant Resources Used at Habitation Sites in the Llanos De Mojos, Beni, Bolivia: Evidence from Macrobotanical Remains, Starch Grains, and Phytoliths. Journal of Archaeological Science 39: 357-370.
- Hart, T.C. 2011. Evaluating the Usefulness of Phytoliths and Starch Grains Found on Survey Artifacts. Journal of Archaeological Science 38: 3244-3253.
- Liu, L., W. Ge, S. Bestel, D. Jones, J. Shi, Y. Song, X. Chen. 2011. Plant Exploitation of the Last Foragers at Shizitan in the Middle Yellow River Valley China: Evidence from Grinding Stones. Journal of Archaeological Science 38: 3524-3532.
- Riley, T. 2012. Assessing Diet and Seasonality in the Lower Pecos Canyonlands: An Evaluation of Coprolite Specimens as Records of Individual Dietary Decisions. Journal of Archaeological Science 39: 145-162.
- Tao, D., Y. Wu, Z. Guo, D.V. Hill, C. Wang. 2011. Starch Grain Analysis for Groundstone Tools from Neolithic Baiyinchanghan Site: Implications for Their Function in Northeast China. Journal of Archaeological Science 38: 3577-3583.
- Yang, X., J. Zhang, L. Perry, Z. Ma, Z. Wan, M. Li, X. Diao, H. Lu. 2012. From the Modern to the Archaeological: Starch Grains from Millets and Their Wild Relatives in China. Journal of Archaeological Science 39: 247-254.