Table 1.

Nuclear DNA content of Oryza species estimated by flow cytometry




Nuclear DNA content
This study
Previous reports
Species
Genome type
pg/2C
Mbp/1C
SDe
Mbp/1C
Referencesa
O. nivara AA 0.93 448 0.01 760 1
O. rufipogon AA 0.91 439 0.01 760 1
459 2
O. glaberrimab AA NDc NDc NDc 809 1
357 3
O. punctata BB 0.88 425 0.18 539 1
535 2
O. officinalis CC 1.35 651 0.02 1201 1
550 3
697 2
O. minutab BBCC NDc NDc NDc 1691 1
1124 3
O. alta CCDD 2.09 1008 0.019
O. australiensis EE 2.00 965 0.8 1056 1
946 2
960 3
O. brachyantha FF 0.75 362 0.07 346 1, 2
O. granulata GG 1.83 882 0.28 907 1
O. ridleyi HHJJ 2.66 1283 0.14 1568 1
632–931 3
O. coarctatad
HHKK
NDc
NDc
NDc


a Reference sources: (1) Angiosperm C value database (unless indicated, the values are from Iyengar and Sen 1978). (2) Uozu et al. 1997. (3) Martinez et al. 1994. – not reported in C-value database

b Genome sizes for O. glaberrima (0.72–0.76 pg/2C) and O. minuta (2.33 pg/2C) were adapted from Martinez et al. (1994)

c Not determined

d Genome size of O. coarctata (2.66 pg/2C) was estimated based on O. ridleyi data

e Standard deviation