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Auto- and Allopolyploidy of Cultivated Plants

species

basic number (x)

number of chromosomes
(2n)

AUTOPOLYPLOIDY
potato (Solanum tuberosum)
12
48
coffee (Coffea arabica)
11
22, 44, 66, 88
banana (Musa sapientum)
11
22, 33
alfalfa (Medicago sativa)
8
32
peanut (Arachis hypogaea)
10
40
sweet potato (Ipomoea batata)
15
90

ALLOPOLYPLOIDY
tobacco (Nicotiana tabacum)
12
48
cotton (Gossypium hirsutum)
13
52
wheat (Triticum aestivum)
7
42
oats (Avena sativa)
7
42
sugar-cane (Saccharum officinarum)
10
80
plum (Prunus domesticus)
8
16, 24, 32, 48
strawberry (Fragaria grandiflora)
7
56
apple (Malus sylvestris)
17
34, 51
pear (Pyrus communis)
17
34, 51
F. C. ELLIOT, 1958

© Peter v. Sengbusch - b-online@botanik.uni-hamburg.de