Eremopyrum

Eremopyrum
Eremopyrum triticeum
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Monocots
(unranked):	Commelinids
Order:	Poales
Family:	Poaceae
Genus:	Eremopyrum (Ledeb.) Jaub. & Spach
Type species
Eremopyrum orientale (L.) Jaub. & Spach.
Synonyms
Triticum sect. Eremopyrum Ledeb. Agropyron sect. Eremopyrum (Ledeb.) Benth. & Hook.f.

Eremopyrum is a genus Eurasian and North African plants in the grass family. One species, Eremopyrum triticeum has become widely established as a weed in parts of North America.

All the species are annuals with a dense, 2-sided, spikelike inflorescence having 1 spikelet per node.

see Agropyron Australopyrum Crithopsis Elymus Heteranthelium

...
Wikipedia