Previous nomenclature and symbolization:
laxatum 217, lax 217 (7, 13).Inheritance:
Probably recessive to normal (14).Description:
Spike internodes about 22% longer than normal.Origin of mutant:
Relatively early, vigorous plants with broad, dark-green leave Irregular, intermedium spikes with some 3terile florets and an acute grain shape (13).
1959 after soaked Foma seed treated with ethyleneimine: 0.05% x 6 hours.Mutational events: (3, 4)
lax-gf217, -gf288.Mutant used for description and seed stock:
lax-gf217 in Foma.References:
3. Ehrenberg, L., Gustafsson, Å. and Lundqvist, U. 1959. Hereditas 45:351-368.
4. Ehrenberg, L., Gustafsson, Å. and Lundqvist, U. 1961. Hereditas 47:257-278.
7. Gustafsson, Å., Hagberg, A., Lundqvist, U. and Persson, G. 1969. Hereditas 62:409-414.
13. Larsson, H.E.B. 1985. Hereditas 103:239-253
14. Larsson, H.E.B. 1985. Hereditas 103:255-267
Prepared:
H.E.B. Larsson and U. Lundqvist 1986.