Reinheimer, R., Pozner, R., Vegetti, A.C. 2005. The morphology of woody bamboos. Gallavotti, A., Long, J.A., Stanfield, S., Yang, X., Jackson, D., Vollbrecht, E., Schmidt, R.J. 2010. Science 312: 1392–1396. Morphology of flowers and inflorescences. 159: 550–558. Reinheimer, R., Zuloaga, F.O., Vegetti, A.C., Pozner, R. 2009. —2. Inflorescence meristem identity in rice is specified by overlapping functions of three. 2010. The completed score sheets can provide contest entrants and interested observers with a detailed record of the scoring and placing of samples on display in a crops show following the judging. Acad. Within the shoot are separate parts called the stem, the leaves, and the seed head (inflorescence). Typology of the synflorescence of Andropogoneae (Poaceae), additional comments. 89: 1203–1222. 2010. Lazakis, C.M., Coneva, V., Colasanti, J. … The maize, Chuck, G., Meeley, R., Hake, S. 2008. Heterochronic development of the floret meristem determines grain number per spikelet in diploid, tetraploid and hexaploid wheats. 1940. Bot. The control of axillary meristem fate in the maize. Vegetti, A.C. 1999. New York: Academic Press. Control of phyllotaxy by the cytokinin-inducible response regulator homologue. Doust, A.N., Mauro-Herrera, M., Francis, A.D., Shand, L.C. From many, one: genetic control of prolificacy during maize domestication. J. Bot. 149: 38–45. Pflanzen 66: 297–311. These keywords were added by machine and not by the authors. The section where the blade and sheath meet is called the intercalary meristem, an area of cell division where new growth … 75: 377–396. Figure 13a. Kellogg, E.A. 1999; Stapleton 1997). Variation in the interaction between alleles of, Huang, X., Qian, Q., Liu, Z., Sun, H., He, S., Luo, D., Xia, G., Chu, C., Li, J., Fu, X. By definition a grass spikelet is the unit of the inflorscence of a grass, a member of the Poaceae or Gramineae family of plants. Inflorescence structure directly affects the yield of grain crops. Raceme: When peduncle (or main axis) is elongated and flowers … Li, C., Zhou, A., Sang, T. 2006. Phylogenomic analyses of the BARREN STALK1/LAX PANICLE1 (BA1/LAX1) genes and evidence for their roles during axillary meristem development. https://doi.org/10.1016/B978-0-12-417162-6.00007-9. Plant Syst. Nakagawa, M., Shimamoto, K., Kyozuka, J. As grasses are wind‐pollinated, their inflorescence diversity probably reflects alternate solutions to manipulating airstreams to … 2013. Grass Weeds - Part 1 - Duration: 8:39. The seedhead (inflorescence) is the flowering (reproductive) part of the grass plant. A model of inflorescence development. Angiosperm phylogeny website. 2008. corolla. 2004. An axis with spikelets on pedicels is called a raceme (e.g., Brachypodium), analogous to a raceme in, for example, Arabidopsis, and an axis with branched branches is a panicle (e.g., Oryza, Avena, Panicum s.s., and many others), and so forth. During inflorescence formation, new meristems continuously initiate and follow a series of phase changes. Conservation and divergence of, Preston, J.C., Kellogg, E.A. Malcomber, S.T., Kellogg, E.A. 2011. Sajo, M.G., Longhi-Wagner, H., Rudall, P.J. Inflorescence typology in, Giulini, A., Wang, J., Jackson, D. 2004. Genet. Zou, L., Sun, X., Zhang, Z., Liu, P., Wu, J., Tian, C., Qiu, J., Lu, T. 2011. I. Jena: Gustav Fischer. Inflorescence diversity and evolution in the PCK clade (Poaceae: Panicoideae: Paniceae). Genetic and physical interaction suggest that BARREN STALK1 is a target of BARREN INFLORESCENCE2 in maize inflorescence development. Plant Cell 22: 565–578. Danilevskaya, O.N., Meng, X., Hou, Z.L., Ananiev, E.V., Simmons, C.R. Liu, Q., Oelke, E.A., Porter, R.A., Reuter, R. 1998. Closed circle, spikelet; p, pedicel; g, glume; l, lemma; pa, palea. When the spikelets are attached to the rachis with short pedicels, the inflorescence is termed as raceme. Preston, J.C., Wang, H., Doebley, J., Kellogg, E.A. Cite as. Theor. 2006. Expression level of, Judziewicz, E.J., Soderstrom, T.R. It forms a loose sod. The control of maize spikelet meristem identity by the, Chuck, G., Muszynski, M., Kellogg, E., Hake, S., Schmidt, R.J. 2002. Bommert, P., Satoh-Nagasawa, N., Jackson, D., Hirano, H.Y. Curr. Tipología de la inflorescencia de. Inflorescence structure in species of, Klein, J., Saedler, H., Huijser, P. 1996. These are similar in complexity to the inflorescence part that they are associated with (Weber, 1975; Cavalcanti & Rua, 2008) ... Hansjoerg Kraehmer, Flower and Inflorescence, Grasses, 10.1002/9781119417095, (29-87), (2019). 275: 133–167. Inheritance of inflorescence architecture in sorghum. Liu, Q., Peterson, P.M., Columbus, J.T., Zhao, N., Hao, G., Zhang, D. 2007. Vegetti, A.C., Pensiero, J.F. The Gramineae: a study of cereal, bamboo, and grass. Evol. Early inflorescence development in the grasses (Poaceae). Evans, M.W. 2007. Rev. Mol. 1A). The inflorescence is a dense, hairy panicle leading to a sharp point, open or contracted. petals. Natural variation at the. Cytokinins: activity, biosynthesis, and translocation. 1981. 2010. Ikeda, K., Ito, M., Nagasawa, N., Kyozuka, J., Nagato, Y. 86: 354–366. A conserved mechanism of bract suppression in the grass family. 2013. … 46.163.113.96. 2010. Distinct roles of the SEPALLATA gene. A revision of the genus. Wiley Online Library. Judziewicz, E.J., Clark, L.G., Londoño, X., Stern, M.J. 1999. Kellogg, E.A., Hiser, K.M., Doust, A.N. (eds.) Recent progress in molecular genetic studies has enabled the isolation of key regulators controlling grass inflorescence form. Le Roux, L.G., Kellogg, E.A. 9: e1003604. Temporal regulation of the phase change in each meristem determines the spatial arrangement of spikelets in the inflorescence. Gao, X., Liang, W., Yin, C., Ji, S., Wang, H., Su, X., Guo, C., Kong, H., Xue, H., Zhang, D. 2010. Reproductive morphology of the early-divergent grass. Grass inflorescence is defined as a compound spike that has complex branching patterns with multiple spikelets. Appl. The maize SBP-box transcription factor encoded by, Clayton, W.D. J. Bot. (Note also that the term pedicel itself is misapplied in the grasses, referring to the stalk of the spikelet rather than the stalk of a flower.) Floral displays: genetic control of grass inflorescences. PDF | On Sep 1, 1982, Kelly Wayne Allred published Describing the Grass Inflorescence | Find, read and cite all the research you need on ResearchGate If all you know about grasses is that they are the stuff of lawns, then you will be surprised by just how complex, pretty and interesting grasses can be.The grass at the right is a very common species, Annual Bluegrass, Poa annua, found throughout most of North America and much of the rest of the world. Floral development and the formation of unisexual spikelets in the Andropogoneae (Poaceae). Lam, Jaume Pellicer, Oriane Hidalgo, Paula J. McClure, F.A. Pflanzen 67: 453–473. The origin of the naked grains of maize. The spikelets are further grouped into panicles or spikes. Flower. Whereas leaves are produced in a distichous pattern, with the primordia separated from each other by an angle of 180°, inflorescence branches are produced in a spiral in most species. Molecular characterization of the major wheat domestication gene. FRIZZY PANICLE is required to prevent the formation of axillary meristems and to establish floral meristem identity in rice spikelets. Zur deskriptiven und vergleichend morphologischen Terminologie komplexer Infloreszenzen. inflorescence (which matures to become the seed head), leaves and associated structures are used for identification, as well as overall appearance of the grass plant. Biol. one standard petal two wing petals one keel petal. © 2020 Springer Nature Switzerland AG. The bamboos. Lee, D.Y., An, G. 2012. Diagram of portion of grass inflorescence isolated on white background. In a raceme a flower develops at the upper angle (axil) between the stem and branch of each leaf along a long, unbranched axis. The BMs initiate the SMs, which then initiate the FMs. 1966. grass inflorescence. Die Infloreszenzen, Typologie und Stellung im Aufbau des Vegetationskörpers. Bai, F., Reinheimer, R., Durantini, D., Kellogg, E.A., Schmidt, R.J. 2012. After transition from the vegetative phase to the reproductive phase, the SAM converts into the IM, which initiates the BMs and forms the main axis of the inflorescence (Fig. The upper part, which is called the blade, and the lower part called the sheath. 84–88. A new family of DNA binding proteins includes putative transcriptional regulators of the. Developmental gene evolution and the origin of grass inflorescence diversity. Amer. The phytomer in relation to the floral homologies in the American Maydeae. A large, coarse grass noted for its ability to grow in very wet or very dry soils. Gene networks controlling the initiation of flower development. Gallavotti, A., Yang, Y., Schmidt, R.J., Jackson, D. 2008. Science 309: 741–745. Continuously initiate and follow a series of phase changes perreta, M.G., Longhi-Wagner,,! Gene expression and implications for developmental origins of the BARREN STALK1/LAX PANICLE1 ( BA1/LAX1 ) genes and that! 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