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Table 1 Taxonomic classification of Oryza species with the chromosome number and genomic composition based on Lu et al. (2010), and potentially useful traits

From: Chromosome Segment Substitution Lines: A Powerful Tool for the Introgression of Valuable Genes from Oryza Wild Species into Cultivated Rice (O. sativa)

Species 2n Genome Potentially useful traitsa Reference(s)b
Section Oryza
Series Sativae
O. sativa 24 AA Cultigen  
O. nivara 24 AA Resistance to grassy stunt virus, blast, sheath blight, stemborer and whorl maggot; drought avoidance, CMS, hybrid breakdown locus, pollen sterility locus 2, 3, 4, 14, 16, 21, 28, 30, 39
O. rufipogon 24 AA Resistance to BB, stem rot, tungro virus, blast, stem borer and WBPH; elongation ability, tolerance to aluminum and soil acidity, source of CMS, improved yield, salinity tolerance, fertility restoration ability 2, 3, 4, 5, 7, 11, 16, 18, 21, 22, 23, 24, 27, 32
O. glaberrima 24 AA Cultigen. Resistance to yellow mottle virus, rice stripe necrosis virus and nematodes; tolerance to aluminum, soil acidity and iron toxicity; drought avoidance, source of CMS 3, 12, 13, 15, 21, 34
O. barthii 24 AA Resistance to BB, BLS, blast, brown spot, sheath blight, and GLH; drought avoidance, source of CMS 2, 3, 8, 9, 10, 29
O. glumaepatula 24 AA Elongation ability, source of CMS 2, 3, 21
O. longistaminata 24 AA Resistance to BB, blast, BPH, nematodes and yellow stemborer; drought avoidance, pollen/spikelet fertility 2, 3, 6, 21, 37
O. meridionalis 24 AA Elongation ability, drought avoidance, sheath blight 2, 30
Series Latifoliae
O. punctata 24 BB Resistance to BPH, zigzag leafhopper 17
48 BBCC
O. malampuzhaensis 48 BBCC  
O. minuta 48 BBCC Resistance to sheath blight, blast, BB, BPH and GLH; grain size, awn length, heading date, panicle number, spikelet number 1, 17, 19, 25, 26, 31
O. schweinfurthiana 48 BBCC  
O. eichingeri 24 CC Resistance to yellow mottle virus, BPH, WBPH and GLH 17
O. officinalis 24 CC Resistance to thrips, BPH, GLH and WBPH 17
O. rhizomatis 24 CC Drought avoidance, rhizomatous 17
O. alta 48 CCDD Resistance to striped stemborer, high biomass production 17
O. grandiglumis 48 CCDD High biomass production 17
O. latifolia 48 CCDD Resistance to BPH, WBPH, GLH 17
Series Australienses
O. australiensis 24 EE Drought avoidance, resistance to blast, BPH 17, 35
Section Brachyantha
Series Brachyanthae
O. brachyantha 24 FF Resistance to yellow stemborer, leaf-folder, whorl maggot and BB; tolerance to laterite soil 17, 33
Section Padia
Series Meyerianae
O. granulata 24 GG Shade tolerance, adaptation to aerobic soil 17
O. meyeriana 24 GG Shade tolerance, adaptation to aerobic soil 17
O. neocaledonica 24 GG  
Series Ridleyanae
O. longiglumis 48 HHJJ Resistance to blast, BB 17
O. ridleyi 48 HHJJ Resistance to stemborer, whorl maggot, blast, BB 17
Series Schlechteriana
O. schlerchteri 48 HHKK  
  1. The potentially useful traits identified are listed by species with a reference to the report
  2. aBPH brown planthopper, GLH green leafhopper, WBPH white-backed planthopper, BB bacterial blight; BLS bacterial leaf streak, CMS cytoplasmic male sterility
  3. b1 Amante-Bordeos et al. 1992, 2 Brar and Khush 1997, 3 Brar and Khush 2003, 4 Chaudhary and Khush 1990, 5 Chen et al. 2008, 6 Chen et al. 2009, 7 Chen et al. 2010, 8 Chu 1970, 9 Chu and Oka 1970, 10 Devadath 1983, 11 Fu et al. 2010, 12 Furuya et al. 1994, 13 Gutiérrez et al. 2010, 14 Heinrichs et al. 1985, 15 Heuer and Miezan 2003, 16 Hoan et al. 1997, 17 Jena and Khush 2000, 18 Chen et al. 2006, 19 Jin et al. 2004, 20 Jungtsung et al. 1986, 21 Khush and Brar 2002, 22 Kobayashi et al. 1993, 23 Kobayashi et al. 1994, 24 Li et al. 2002, 25 Linh et al. 2006, 26 Liu et al. 2002, 27 McCouch et al. 2007, 28 Miura et al. 2008, 29 Nayar 1968, 30 Prasad and Eizenga 2008, 31 Rahman et al. 2007, 32 Ram et al. 2005, 33 Ram et al. 2010a, b, 34 Sakamoto et al. 1990, 35 Suh et al. 2009, 36 Tseng and Oster 1994, 37 Vales 1985, 38 Velusamy et al. 1995, 39 Win et al. 2009