The Evolution of Wheat - Triticum species

This table gives the abbreviated species name, the common name and the habitat and ear type of the diploid, tetraploid and hexaploid species of Wheat within the genus Triticum.
Species Name Common Name Habitat Ear type
Diploid = 14 chromosomes (2n = 2x = 14), genome = AA
T. urartu Wild Einkorn Wild Hulled / Enclosed grain
T. boeoticum Wild Einkorn Wild Hulled / Enclosed grain
T. monococcum Cultivated Einkorn Cultivated Hulled / Enclosed grain
T. sinskajae Sinskajae Einkorn Cultivated Free-threshing grain
Tetraploid = 28 chromosomes (2n = 4x = 28), genome = AABB
T. dicoccoides Wild Emmer Wild Hulled / Enclosed grain
T. dicoccum Cultivated Emmer Cultivated Hulled / Enclosed grain
T. paleocolchicum Georgian Wheat Cultivated Hulled / Enclosed grain
T. carthlicum Persian Wheat Cultivated Free-threshing grain
T. durum Durum Wheat Cultivated Free-threshing grain
T. polonicum Polish Wheat Cultivated Free-threshing grain
T. turanicum Oriental or Khorasan Wheat Cultivated Free-threshing grain
T. turgidum Rivet, Cone or Poulard Wheat Cultivated Free-threshing grain
Hexaploid = 42 chromosomes (2n = 6x = 42), genome = AABBDD
T. macha Macha Wheat Cultivated Hulled / Enclosed grain
T. spelta Spelt or Dinkel Cultivated Hulled / Enclosed grain
T. vavilovi Vavilovi Wheat Cultivated Hulled / Enclosed grain
T. aestivum Bread Wheat Cultivated Free-threshing grain
T. compactum Club Wheat Cultivated Free-threshing grain
T. sphaerococcum Indian Dwarf or Shot Wheat Cultivated Free-threshing grain