Publication: Sp. Pl. 1: 76. 1753.

Origin: Introduced from Eurasia

Herbarium search: CPNWH

Notes: FNA24: "Bromus squarrosus grows in overgrazed pastures, fields, waste places, and road verges. Native to central Russia and southern Europe, it can be found mainly in southern Canada and the northern half of the United States. Saarela (2008) reported the presence of the two varieties described below in in his treatment of Bromus for British Columbia. The description in FNA 24 applied only to var. squarrosus."


Bromus japonicus Thunb. "This species is but one element of a complex . . . and B squarrosus L. The last known from E Mont. and characterized . . ." [H&C p. 509]

Last updated 5/7/2023 by David Giblin.