Structure and functions of the vascular cambium

Suzanne Lachaud1, Anne-Marie Catesson2, Jean-Louis Bonnemain1
1Laboratoire de physiologie et biochimie végétales, ESA 6161 CNRS, université de Poitiers, 25, rue du Faubourg-Saint-Cyprien, 86000 Poitiers, France
2Laboratoire de physiologie végétale appliquée, université Pierre-et-Marie-Curie, case 152, 4, place Jussieu, 75252 Paris cedex 05, France

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Lemoigne, 1988, La flore au cours des temps géologiques Grew, 1682 Larson, 1994 DuHamel, 1743, Mém. Acad. Roy. Sci., Paris, 87 DeMirbel, 1828, Mémoire sur l'origine, le développement et l'organisation du liber et du bois, Mém. Muséum Hist. Nat., 16, 9 Hartig, 1853, Ueber die Entwicklung des jahrringes der Holzpflanzen, Bot. Zeit., 11, 533 Sanio, 1873, Anatomie der gemeinen Kiefer (Pinus sylvestris L.), Jahrb. Wiss. Bot., 9, 50 Raatz, 1892, Die Stabbildungen im secondären Holzkörper der Bäume und die Initialentheorie, Jahrb. Wiss. Bot., 23, 567 Abe, 1995, Dynamic changes in the arrangement of cortical microtubules in conifer tracheids during differentiation, Planta, 197, 418, 10.1007/BF00202666 Barnett, 1995, Ultrastructural factors affecting xylem differentiation, 107 Chaffey, 1997, Endomembranes, cytoskeleton and cell walls: aspects of the ultrastructure of the vascular cambium of taproots of Aesculus hippocastanum L. (Hippocastanacées), Int. J. Plant Sci., 158, 97, 10.1086/297419 Duchaigne, 1951, L'ontogénie du phloème intraxylémien dans la tige de Lebrunia bushaie Staner, C.R. Acad. Sci., 232, 646 Bonnemain, 1970, Histogénèse du phloème interne et du phloème inclus des Solanacées, Rev. Gen. Bot., 77, 5 Philipson, 1990, Anomalous cambia, 201 Boureau, 1956 Iqbal, 1990, Cambial concept and organization, 1 Iqbal, 1990 Iqbal, 1994, Structural and operational specializations of the vascular cambium of seed plants, 211 Iqbal, 1995, Structure and behaviour of vascular cambium and the mechanism and control of cambial growth, 1 Catesson, 1994, Cambial ultrastructure and biochemistry: changes in relation to vascular tissue differentiation and the seasonal cycle, Int. J. Plant Sci., 155, 251, 10.1086/297165 Catesson, 1993, Le cambium, structure, fonctionnement et contrôle de l'activité saisonnière, Acta Bot. Gallica, 140, 337, 10.1080/12538078.1993.10515605 Farrar, 1997, Seasonal changes in the ultrastructure of the vascular cambium of Robinia pseudoacacia, Trees, 191 Farrar, 1997, Ultrastructure of cell division in the fusiform cells of the vascular cambium of Robinia pseudoacacia, Trees, 203 Catesson, 1995, The cambium and its derivative tissues: biochemical changes in relation to cell differentiation and seasonal activity, 57 Chaffey, 1997, Visualisation of the cytoskeleton within the secondary vascular system of hardwood species, J. Microsc., 187, 77, 10.1046/j.1365-2818.1997.2270786.x VanBel, 1990, Xylem-phloem exchange via the rays: the undervalued route of transport, J. Exp. Bot., 41, 631, 10.1093/jxb/41.6.631 Krabel, 1994, Seasonal changes in the cambium of trees. I. Sucrose content in Thuya occidentalis, Bot. Acta, 107, 54, 10.1111/j.1438-8677.1994.tb00408.x Catesson, 1990, Cambial cytology and biochemistry, 63 Savidge, 1984, Cellular adjustments in the vascular cambium leading to spiral grain formation in Conifers, Can. J. Bot., 62, 2872, 10.1139/b84-383 Little, 1987, The role of plant growth regulators in forest tree cambial growth, Plant Growth Regul., 6, 137, 10.1007/BF00043953 Lev-Yadun, 1991, Natural and experimentally induced dispersion of aggregate rays in shoots of Quercus ithaburensis Decne. and Q. calliprinos Webb, Ann. Bot., 68, 85, 10.1093/oxfordjournals.aob.a088223 Lev-Yadun, 1995, Differentiation of the ray system in woody plants, Bot. Rev., 61, 45, 10.1007/BF02897151 Bailey, 1920, The cambium and its derivative tissues: a reconnaissance of cytological phenomena in the cambium, Am. J. Bot., 7, 417, 10.2307/2440938 Mellerowicz, 1990, Nuclear size and shape changes in fusiform cambial cells of Abies balsamea during the annual cycle of activity and dormancy, Can. J. Bot., 68, 1857, 10.1139/b90-243 Berlyn, 1985, Metabolism and synthetic function of cambial tissue, 63 Kimmerer, 1988, Alcohol dehydrogenase and ethanol in the stems of trees. Evidence for anaerobic metabolism in the vascular cambium, Plant Physiol., 87, 693, 10.1104/pp.87.3.693 Chaffey, 1997, Cortical microtubules rearrange during differentiation of vascular cambial derivatives, microfilaments do not, Trees, 11, 333, 10.1007/s004680050093 Kobayashi, 1988, Interrelation between the spatial disposition of actin filaments and microtubules during the differentiation of tracheary elements in cultured Zinnia cells, Protoplasma, 143, 29, 10.1007/BF01282956 Fukuda, 1996, Xylogenesis: initiation, progression, and cell death, Annu. Rev. Plant Physiol. Plant Mol. Biol., 47, 299, 10.1146/annurev.arplant.47.1.299 Wyatt, 1993, The plant cytoskeleton-cell-wall continuum, Trends Cell Biol., 3, 413, 10.1016/0962-8924(93)90022-S Fujita, 1993, Three dimensional analysis of cambial activity and xylem differentiation Falconner, 1986, Xylogenesis in tissue culture II: microtubules, cell shape and secondary wall patterns, Protoplasma, 133, 140, 10.1007/BF01304629 Uehara, 1993, Arrangement of cortical microtubules during formation of bordered pits in the tracheids of Taxus, Protoplasma, 172, 145, 10.1007/BF01379372 Abe, 1995, Changes in the arrangement of microtubules and microfibrils in differentiating conifer tracheids during the expansion of cells, Ann. Bot., 75, 305, 10.1006/anbo.1995.1025 Funada, 1997, The orientation and localization of cortical microtubules in differentiating conifer tracheids during cell expansion, Plant Cell Physiol., 38, 210, 10.1093/oxfordjournals.pcp.a029154 Chaffey, 1996, Microtubular skeleton of vascular cambium and its derivatives in roots of Aesculus hippocastanum L (Hippocastanaceae), 171 Chaffey, 1997, Cortical microtubules involvement in bordered pit formation in secondary xylem vessel elements of Aesculus hippocastanum L. (Hippocastanaceae): a correlative study using microscopy and indirect immunofluorescence microscopy, Protoplasma, 197, 64, 10.1007/BF01279885 Carpita, 1993, Structural models of primary cell walls in flowering plants: consistency of molecular structure with the physical properties of the walls during growth, Plant J., 3, 1, 10.1111/j.1365-313X.1993.tb00007.x Zhang, 1992, Functional compartimentation of the Golgi apparatus of plant cells, Plant Physiol., 99, 1070, 10.1104/pp.99.3.1070 Follet-Gueye, 1998, Cambium preactivation in beech correlates with a strong temporary increase of calcium in cambium and phloem but not in xylem cells, Cell Calcium, 24, 205, 10.1016/S0143-4160(98)90129-4 Guglielmino, 1997, Pectinmethylesterases from poplar cambium and inner bark. Localization, properties and seasonal changes, Planta, 202, 70, 10.1007/s004250050104 Guglielmino, 1997, Pectin immunolocalization and calcium visualization in differentiating derivatives from poplar cambium, Protoplasma, 199, 151, 10.1007/BF01294503 Baïer, 1994, Pectin changes in samples containing poplar cambium and inner bark in relation to the seasonal cycle, Planta, 193, 446, 10.1007/BF00201825 Catesson, 1994, Biochemical and cytochemical cell wall changes across the cambial zone, IAWA J., 15, 91, 10.1163/22941932-90001347 Ye, 1991, Tissue-specific expression of cell wall proteins in developing soybean tissues, Plant Cell, 3, 23, 10.1105/tpc.3.1.23 Dolan, 1995, Secondary thickening in roots of Arabidopsis thaliana: anatomy and cell surface changes, New Phytol., 131, 121, 10.1111/j.1469-8137.1995.tb03061.x Nothnagel, 1997, Proteoglycans and related components in plant cells, Int. Rev. Cytol., 174, 195, 10.1016/S0074-7696(08)62118-X Lachaud, 1996, Occurrence of plasmodesmata between differentiating vessels and other xylem cells in Sorbus torminalis L. Crantz and their fate during xylem maturation, Protoplasma, 191, 220, 10.1007/BF01281820 White, 1994, Actin associated with plasmodesmata, Protoplasma, 180, 169, 10.1007/BF01507853 Magel, 1998, Pyridine nucleotide levels and activities of dehydrogenases in cambial derivatives of Robinia pseudoacacia L., Trees, 10, 325 Savidge, 1988, A biochemical indicator of commitment to tracheid differentiation in Pinus contorta, Can. J. Bot., 66, 2009, 10.1139/b88-274 Savidge, 1994, The tracheid differentiation factor of conifer needles, Int. J. Plant Sci., 155, 272, 10.1086/297167 Riding, 1984, Anatomy and histochemistry of Abies balsamea cambial zone cells during the onset and breaking of dormancy, Can. J. Bot., 62, 2570, 10.1139/b84-349 Riding, 1986, Histochemistry of the dormant vascular cambium of Abies balsamea: changes associated with tree age and crown position, Can. J. Bot., 64, 2082, 10.1139/b86-273 Mellerowicz, 1989, Genomic variability in the vascular cambium of balsam fir, Can. J. Bot., 67, 990, 10.1139/b89-132 Mellerowicz, 1992, Periodicity of cambial activity in Abies balsamea II. Effects of temperature and photoperiod on cambial dormancy and frost hardiness, Physiol. Plant, 85, 515, 10.1111/j.1399-3054.1992.tb05820.x Wiesniewski, 1986, A comparison of seasonal ultrastructural changes in stem tissues of peach (Prunus persica) that exhibit contrasting mechanisms of cold hardiness, Bot. Gaz., 147, 407, 10.1086/337608 Sagisaka, 1990, Ultrastructure of poplar cortical cells during the transition from growing to wintering stages and vice versa, Trees, 4, 120, 10.1007/BF00225775 Kuroda, 1993, Ultrastructural changes in cortical cells of apple (Malus pumila Mill.) associated with cold hardiness, Plant Cell Physiol., 34, 357 Scott, 1997, Non classical protein sorting, Trends Cell Biol., 7, 225, 10.1016/S0962-8924(97)01050-7 Guy, 1990, Cold acclimation and freezing stress tolerance: role of protein metabolism, Annu. Rev. Plant Physiol. Plant Mol. Biol., 41, 187, 10.1146/annurev.pp.41.060190.001155 Kuroda, 1990, Frost induces cold acclimation and peroxidase scavenging systems coupled with pentose phosphate cycle in apple twigs under natural conditions, J. Jpn. Soc. Hortic. Sci., 59, 409, 10.2503/jjshs.59.409 Fahn, 1990, Seasonal cambial activity, 139 Barnett, 1992, Reactivation of the cambium in Aesculus hippocastanum L.: a transmission electron microscopic study, Ann. Bot., 70, 169, 10.1093/oxfordjournals.aob.a088454 Hemerly, 1993, cdc2a expression in Arabidopsis is linked with competence for cell division, Plant Cell, 5, 1711, 10.1105/tpc.5.12.1711 Ferreira, 1994, Control of cell proliferation during plant development, Plant Mol. Biol., 26, 1289, 10.1007/BF00016475 Mellerowicz, 1992, Periodicity of cambial activity in Abies balsamea. II. Effects of temperature and photoperiod on the size of the nuclear genome in fusiform cambial cells, Physiol. Plant, 85, 526, 10.1111/j.1399-3054.1992.tb05821.x Mellerowicz, 1993, Nucleolar activity in the fusiform cambial cells of Abies balsamea (Pinaceae): effect of season and age, Am. J. Bot., 80, 1168, 10.2307/2445545 Lloyd, 1994, Fluctuations in ribosomal RNA gene content and nucleolar activity in the cambial region of Abies balsamea (Pinaceae) shoots during reactivation, Am. J. Bot., 81, 1384, 10.2307/2445309 Lloyd, 1996, Changes in nuclear genome size and relative ribosomal RNA gene content in cambial region cells of Abies balsamea shoots during the development of dormancy, Can. J. Bot., 74, 290, 10.1139/b96-035 Zhong, 1996, Seasonal variations in the nuclear genome size of ray cells in the vascular cambium of Fraxinus americana L., Physiol. Plant, 93, 305, 10.1111/j.1399-3054.1995.tb02233.x Chaffey, 1998, A seasonal cycle of cell wall structure is accompanied by a cyclical rearrangement of cortical microtubules in fusiform cambial cells within taproots of Aesculus hippocastanum L. (Hippocastanaceae), New Phytol., 139, 623, 10.1046/j.1469-8137.1998.00241.x Bordenave, 1994, Immobilized and free apoplastic pectin methylesterases in mung bean hypocotyl, Plant Physiol., 106, 1151, 10.1104/pp.106.3.1151 Goldberg, 1996, Methyl-esterification, de-esterification and gelation of pectins in the primary cell wall, 151 Funada, 1991, Partial cell wall lysis and the resumption of meristematic activity in Fraxinus excelsior cambium, IAWA Bull., 12, 439, 10.1163/22941932-90000547 Priestley, 1936, A note upon summer wood production in the tree, Proc. Leeds Phil. Lit. Soc., 3, 235 Wareing, 1951, Growth studies in woody species. IV. The initiation of cambial activity in ring-porous species, Physiol. Plant., 4, 546, 10.1111/j.1399-3054.1951.tb07692.x Ladefoged, 1952, The periodicity of wood formation, Det. Kon. Danske Vidensk. Selsk. Biol. Skr., 7, 1 Zimmermann, 1971 Roberts, 1976 Mer, 1892, Réveil et extinction de l'activité cambiale dans les arbres, C.R. Acad. Sci., 114, 242 Jacquiot, 1970 Lachaud, 1981, Xylogénèse chez les Dicotylédones arborescentes. I. Modalités de la remise en activité du cambium et de la xylogénèse chez les Hêtres et les Chênes âgés, Can. J. Bot., 59, 1222, 10.1139/b81-167 Lachaud, 1981, Xylogénèse chez les Dicotylédones arborescentes. II. Evolution avec l'âge des modalités de la réactivation cambiale et de la xylogénèse chez le Hêtre et le Chêne, Can. J. Bot., 59, 2692, 10.1139/b81-319 Lachaud, 1983, Xylogénèse chez les Dicotylédones arborescentes. IV. Influence des bourgeons, de l'acide β-indolyl-acétique et de l'acide gibberellique sur la réactivation cambiale et la xylogénèse dans les jeunes tiges de Hêtre, Can. J. Bot., 61, 1768, 10.1139/b83-185 Lachaud, 1987, Inertie et réactivation cambiale chez le Hêtre, Bull. Soc. Bot. Fr. Actual. Bot., 3/4, 7 Boutin, 1985, Etude de la réactivation cambiale chez un arbre ayant un bois à zones poreuses (Castanea sativa) et deux autres au bois à pores diffus (Betula verrucosa, Acer campestre), Can. J. Bot., 63, 1335, 10.1139/b85-187 Lachaud, 1993, Reprise d'activité du cambium et xylogénèse chez l'Alisier torminal, Rev. For. Fr., 45, 279, 10.4267/2042/26422 Denne, 1987, Reactivation of vessel expansion in relation to budbreak in sycamore (Acer pseudoplatanus) trees, Can. J. For. Res., 17, 1166, 10.1139/x87-180 Wareing, 1964, The role of endogenous hormones in cambial activity and xylem differentiation, 323 Zakrzewski, 1983, Hormonal control of cambial activity and vessel differentiation in Quercus robur, Physiol. Plant., 57, 537, 10.1111/j.1399-3054.1983.tb02782.x Wodzicki, 1974, Effect of auxin on xylem tracheids differentiation in decapitated stems of Pinus sylvestris L. and its interaction with some vitamins and growth regulators, Acta Soc. Bot. Pol., 43, 129, 10.5586/asbp.1974.012 Savidge, 1982, Non-uniform distribution and seasonal variation of endogenous indol-3yl-acetic acid in the cambial region of Pinus contorta Dougl., Planta, 155, 89, 10.1007/BF00402937 Sundberg, 1993, The relationship between crown size and ring width in Pinus sylvestris L. stems: dependance on indole-3-acetic acid, carbohydrates and nitrogen in the cambial region, Tree Physiol., 12, 347, 10.1093/treephys/12.4.347 Uggla, 1996, Auxin as a positional signal in pattern formation in plants, Proc. Natl. Acad. Sci. USA, 93, 9282, 10.1073/pnas.93.17.9282 Uggla, 1998, Indole-3-acetic acid controls cambial growth in Scots Pine by positional signaling, Plant Physiol., 117, 113, 10.1104/pp.117.1.113 Aloni, 1983, The control of vessel size and density along the plant axis: a new hypothesis, Differentiation, 24, 203, 10.1111/j.1432-0436.1983.tb01320.x Sundberg, 1990, Distribution of indole-3-acetic acid and the occurrence of its alkali-labile conjugates in the extraxylary region of Pinus sylvestris stems, Plant Physiol., 93, 1295, 10.1104/pp.93.4.1295 Rinne, 1993, Growth patterns and endogenous indole-3-acetic acid concentratrions in current-year coppice shoots and seedlings of two Betula species, Physiol. Plant., 88, 403, 10.1111/j.1399-3054.1993.tb01352.x Bonnemain, 1971, Transport et distribution des traceurs après application de AIA-2-C14 sur les feuilles de Vicia faba,, C.R. Acad. Sci. D, 273, 1699 Bourbouloux, 1974, Transport, distribution et métabolisme de l'auxine dans la racine de Vicia faba L. après application de (14C) AIA ou de (3H) AIA sur le bourgeon, Planta, 119, 169, 10.1007/BF00429042 Lachaud, 1982, Xylogénèse chez les Dicotylédones arborescentes. III. Transport de l'auxine et activité cambiale dans les jeunes tiges de Hêtre, Can. J. Bot., 60, 869, 10.1139/b82-112 Wodzicki, 1987, Investigations on the nature of the auxin-wave in cambial region of pine stems, Plant Physiol., 84, 135, 10.1104/pp.84.1.135 Ye, 1994, Expression of an auxin - and cytokinin - regulated gene in cambial region in Zinnia, Proc. Natl. Acad. Sci. USA, 91, 6539, 10.1073/pnas.91.14.6539 Ridoutt, 1996, Fibre length and gibberellines A1 and A20 are decreased in Eucalyptus globulus by acylcyclohexane-dione injected into the stem, Physiol. Plant, 96, 559, 10.1111/j.1399-3054.1996.tb00227.x Baum, 1991, Role of cytokinin in vessel regeneration in wounded Coleus internodes, Ann. Bot., 67, 543, 10.1093/oxfordjournals.aob.a088196 Savidge, 1988, Auxin and ethylene regulation of diameter growth in trees, Tree Physiol., 4, 401, 10.1093/treephys/4.4.401 Eklund, 1991, Hormone levels in the cambial region of intact Picea abies during the onset of cambial activity, Physiol. Plant., 82, 385, 10.1111/j.1399-3054.1991.tb02921.x Lachaud, 1989, Participation of auxin and abscissic acid in the regulation of seasonal variations in cambial activity and xylogenesis, Trees, 3, 125, 10.1007/BF00226647 Powell, 1982, Shoot growth in woody plants and possible participation of abscisic acid, 363 Fromm, 1997, Hormonal physiology of wood growth in willow (Salix viminalis L.): effects of spermine and abscisic acid, Wood Sci. Tech., 31, 119 Digby, 1966, The effect of applied growth hormones on cambial division and the differentiation of the cambial derivatives, Ann. Bot., 30, 539, 10.1093/oxfordjournals.aob.a084095 Sundberg, 1987, Levels of endogenous indole-3-acetic acid in the vascular cambium region of Abies balsamea trees during the activity-rest-quiescence transition, Physiol. Plant., 71, 163, 10.1111/j.1399-3054.1987.tb02862.x Odani, 1974, Seasonal changes in endogenous indole acetic acid level and cambial activity in Pinus densiflora Sieb. et Zucc., Mokusai Gakkaishi, 20, 507 Little, 1981, Control of cambial activity and dormancy in Picea sitchensis by indol-3-ylacetic and abscisic acids, Can. J. Bot., 59, 1480, 10.1139/b81-202 Savidge, 1984, Seasonal cambial activity and xylem development in Pinus contorta in relation to endogenous indol-3yl-acetic acid and (s)-abscisic acid levels, Can. J. For. Res., 14, 676, 10.1139/x84-122 Egierszdorff, 1981, The role of auxin stored in Scots Pine trunk during spring activation of cambial activity, Biol. Plant., 23, 110, 10.1007/BF02878415 Savidge, 1982, Apparent auxin production and transport during winter in the non growing pine tree, Can. J. Bot., 60, 681, 10.1139/b82-090 Sundberg, 1991, Level of endogenous indole-3-acetic acid in the stem of Pinus sylvestris in relation to the seasonal variation of cambial activity, Plant Cell Env., 14, 241, 10.1111/j.1365-3040.1991.tb01342.x Moritz, 1996, Endogenous cytokinins in the vascular cambial region of Pinus sylvestris during activity and dormancy, Physiol. Plant., 98, 693, 10.1111/j.1399-3054.1996.tb06673.x Dumbroff, 1979, Seasonal levels of abscisic acid in buds and stems of Acer saccharum,, Physiol. Plant, 45, 211, 10.1111/j.1399-3054.1979.tb01689.x Sossountzov, 1986, Immunoelectron-microscopy localization of abscisic acid with colloidal gold on Lowicryl-embedded tissues of Chenopodium polyspermum L., Planta, 168, 471, 10.1007/BF00392266 Jenkins, 1974, Seasonal changes in levels of indole-acetic acid and abscisic acid in stem tissues of Pinus radiata,, New Zealand J. For. Sci., 4, 511 Zeevaart, 1988, Metabolism and physiology of abscisic acid, Annu. Rev. Plant Physiol. Plant Mol. Biol., 39, 439, 10.1146/annurev.pp.39.060188.002255 Lepage-Degivry, 1992, In situ abscisic acid synthesis. A requirement for induction of embryo dormancy in Helianthus annuus, Plant Physiol., 98, 1386, 10.1104/pp.98.4.1386 Li, 1997, Genetic and molecular control of seed dormancy, Trends Plant Sci., 2, 384, 10.1016/S1360-1385(97)90053-4 Trewavas, 1983, Is plant development regulated by changes in the concentration of growth substances or by changes in the sensitivity to growth substances? Sensitivity is the regulating factor, Trends Biochem. Sci., 354, 10.1016/0968-0004(83)90359-6 Odani, 1980, Effects of chilling on exogenous indole-3-acetic acid-mediated wood formation and vessel diameter of white ash and poplar, Mokusai Gakkaishi, 26, 127 Little, 1981, Effect of cambial dormancy state on the transport of (1-14C) indol-3-acetic acid in Abies balsamea shoots, Can. J. Bot., 59, 342, 10.1139/b81-047 Lachaud, 1984, Seasonal variations in the polar transport pathways and retention sites of (3H)-IAA in young beech branches, Planta, 161, 207, 10.1007/BF00982914 Alvim, 1979, Abscisic acid and the photoperiod induction of dormancy in Salix viminalis L., Plant. Physiol., 63, 774, 10.1104/pp.63.4.774 Konigshofer, 1991, Distribution and seasonal variation of polyamines in shoot-axes of spruce (Picea abies L. Karst), J. Plant Physiol., 137, 607, 10.1016/S0176-1617(11)80707-8 Kim, 1990, Identification of two brassinosteroids from the cambial region of Scots pine (Pinus silvestris) by gas chromatography-mass spectrometry, after detection using a dwarf rice lamina inclination bioassay, Plant Physiol., 94, 1709, 10.1104/pp.94.4.1709 Farrar, 1991, Starch turnover: its role in source-sink relations and a comparison with the role of sucrose, 213 Chaffey, 1998, Cambium: old challenge, new opportunities, Trees Laux, 1997, Maintening the shoot meristem. The role of CLAVATA 1, Trends Plant Sci., 2, 325, 10.1016/S1360-1385(97)84613-4 Schiefelbein, 1997, Building a root: the control of patterning and morphogenesis during root development, Plant Cell, 9, 1089, 10.1105/tpc.9.7.1089 Rinne, 1998, Symplasmic fields in the tunica of the shoot apical meristem coordinate morphogenetic events, Development, 125, 1477, 10.1242/dev.125.8.1477 Gahan, 1988, Xylem and phloem differentiation in perspective, 1 Kerstetter, 1997, Loss of function mutations in the maize homeobox gene, knotted 1, are defective in shoot meristem maintenance, Development, 124, 3045, 10.1242/dev.124.16.3045 Bossinger, 1999, HEC1, a 1knotted-type homeobox gene from eucalypts and the molecular control of cambial activity Hertzberg, 1998, Molecular characterization of a novel plant homeobox gene expressed in the maturing xylem zone of Populus tremula x tremuloides, Plant J., 16, 285, 10.1046/j.1365-313x.1998.00295.x Trewavas, 1984, Polarity, calcium and abscission: molecular bases for developmental plasticity in plants, J. Embryol. Exp. Morph., 83, 179 Schiavone, 1987, Unusual patterns of somatic embryogenesis in the domesticated carrot: developmental effects of exogenous auxins and auxin transport inhibitors, Differentiation, 21, 53, 10.1016/0045-6039(87)90448-9 Gersani, 1984, Polarity reorientation in beans expressed by vascular differentiation and polar auxin transport, Differentiation, 25, 205, 10.1111/j.1432-0436.1984.tb01357.x Goldsworthy, 1991, Electrical patterns of tobacco cells in media containing indole-3-acetic acid or 2-4-dichlorophenoxyacetic acid, Planta, 183, 368, 10.1007/BF00197735 Jacobs, 1983, Basal localization of the presumptive auxin transport carrier in pea stem cells, Science, 220, 1297, 10.1126/science.220.4603.1297 Estelle, 1998, Polar auxin transport: new support for an old model, Plant Cell, 10, 1775, 10.1105/tpc.10.11.1775 Jacquiot, 1971, Culture de tissus de Quercus, Fagus, Fraxinus. Etude anatomique des colonies, 96e Congrès Sociétés Savantes, Sciences, 4, 157 Aloni, 1984, Suppressed buds embedded in the bark across the bole and the occurence of their circular vessels in Ficus religiosa, Am. J. Bot., 71, 1060, 10.2307/2443381 Baluska, 1993, A role for gibberellic acid in orienting microtubules and regulating cell growth polarity in the maize root cortex, Planta, 191, 149, 10.1007/BF00199744 Lazarowitz, 1997, Plant development from the cellular perspective: integrating the signal, Plant Cell, 9, 1884, 10.1105/tpc.9.11.1884 Roberts, 1990, Structures at the plant surface, Curr. Opin. Cell Biol., 2, 920, 10.1016/0955-0674(90)90093-T Pezet-Si Mohamed, 1987, Caractérisation des potentialités morphogènes du châtaignier Castanea sativa Miller. Distribution et possibilités de translocation des réserves insolubles et solubles associées à des gradients de pH intracellulaires Sauter, 1986, Changes in the partitioning of carbohydrates in the wood during bud break in Betula pendula Roth, J. Plant Physiol., 124, 31, 10.1016/S0176-1617(86)80175-4 Fromard, 1990, Etude du transport des glucides ente les cellules associées aux vaisseaux (CAV) et les vaisseaux chez Acer platanoïdes et Robinia pseudoacacia; incidence des facteurs saisonniers et climatiques Santoni, 1991, The changing sensitivity to auxin of the plasma membrane H+ ATPase: relationship between plant development and ATPase content of membranes, Planta, 185, 227, 10.1007/BF00194065 Babin, 1995, Transport des nutriments dans le tissu xylémien de Populus x euramericana I214. Etude à l'échelle tissulaire et membranaire Becraft, 1998, Receptor kinases in plant development, Trends Plant Sci., 3, 384, 10.1016/S1360-1385(98)01301-6 McAinsh, 1998, Encoding specificity in Ca2+ signalling systems, Trends Plant Sci., 3, 32, 10.1016/S1360-1385(97)01150-3 Rao, 1985, Seasonal ultrastructural changes in the cambium of Aesculus hippocastanum L., Ann. Sci. Nat. Bot., 7, 213 Kwiatkowska, 1991, Autoradiographic studies on the role of plasmodesmata in the transport of gibberellins, Planta, 183, 294, 10.1007/BF00197801 Lucas, 1995, Selective trafficking of KNOTTED 1 homeodomain protein and its RNA through plasmodesmata, Science, 270, 1980, 10.1126/science.270.5244.1980 Goshoy, 1997, Transport of proteins and nucleic acids through plasmodesmata, Annu. Rev. Plant Physiol. Plant Mol. Biol., 48, 27, 10.1146/annurev.arplant.48.1.27 McLean, 1997, Plant intercellular communications via plasmodesmata, Plant Cell, 9, 1043, 10.1105/tpc.9.7.1043 Cragg, 1980, The ultrastructure of quiescent buds of Tilia europea, Can. J. Bot., 58, 1804, 10.1139/b80-209 Van Der Schoot, 1996, Dormancy and symplasmic networking at the shoot apical meristem, 59