Table I.

gas1-1 and spy-5 are allelic mutations

GenotypeGermination onAdult Plant Phenotype-b
Germination medium alone-aGermination medium + 0.1 mmPAC-a
Wild type22  (22)0  (21)Normal
gai 22  (22)0  (24)Dwarf, dark-green
gai gas1-1 21  (21)14  (26)Less dwarf, less dark-green than gai
gai spy-5 21  (21)17  (22)Less dwarf, less dark-green than gai
gai spy-5 ×  gai gas1-1(F1)20  (20)24  (29)Less dwarf, less dark-green than gai
gai gas1-1 ×  gai spy-5(F1)18  (20)13  (27)Less dwarf, less dark-green than gai
gai SPY × gai  spy-5(F1)18  (18)1  (32)Dwarf, dark-green
  • F0-a Number of seeds germinated (number sown is in parentheses).

  • F0-b Phenotype of plants grown from seeds planted directly into soil.