Table 2 Cytological features of PMCs (n = 126) in tripsazea at diakinesis I
CHROMOSOME ASSOCIATIONNUMBER (PERCENTAGE) OF PMCS WITH CORRESPONDING VALENTMEIOTIC CONFIGURATION
AVERAGEMIN.MAX.
Univalentm83 (65.87)1.0406
t89 (70.63)2.24212
p63 (50.00)0.9606
I4.24
Bivalentmm126 (100.0)5.29210
tt126 (100.0)14.55917
pp126 (100.0)5.5919
mt24 (19.05)0.1901
mp81 (64.29)1.5326
tp5 (3.97)0.0401
II27.19
Trivalentmmm12 (9.52)0.0901
ttt9 (7.14)0.0701
ppp3 (2.38)0.0201
mmt17 (13.49)0.1401
mtt3 (2.38)0.0201
mmp17 (13.49)0.2003
mpp24 (19.05)0.2202
ttp4 (3.17)0.0301
tpp
III0.79
Tetravalentmmmm32 (25.40)0.2702
tttt20 (15.87)0.5304
pppp40 (31.75)0.3802
mmmt
mmtt11 (8.73)0.0801
mttt
mmmp8 (6.35)0.0601
mmpp117 (92.86)1.8405
mppp8 (6.35)0.0601
tttp
ttpp4 (3.17)0.0301
tppp
IV3.25
  • Chromosome complements from respective species: m–Z. mays, t–T. dactyloides, p–Z. perennis; each alphabet denotes a univalent dose.