4.5.206 PRIORITY 1A
(1) These weeds are not present or have a very limited presence in Montana. Management criteria will require eradication if detected, education, and prevention:
(a) Yellow starthistle (Centaurea solstitialis);
(b) Dyer’s woad (Isatis tinctoria);
(c) Common reed (Phragmites australis ssp. Australis); and
(d) Medusahead (Taeniatherum caput-medusae).
History: 80-7-802, MCA; IMP, 7-22-2101, MCA; NEW, 2010 MAR p. 217, Eff. 1/29/10; AMD, 2013 MAR p. 2419, Eff. 12/27/13; AMD, 2015 MAR p. 1042, Eff. 7/31/15; AMD, 2017 MAR p. 185, Eff. 2/4/17.