ct ▁and ▁be ars ▁leaf ▁bl ades ▁which ▁may ▁be ▁flat ▁or ▁fol ded . ▁The ▁pan icle ▁infl ores c ences ▁nod ▁when ▁heavy . ▁ ▁Some ▁man n agr ass es ▁are ▁considered ▁we eds ▁while ▁others ▁are ▁end anger ed ▁in ▁their ▁native ▁habit ats . ▁▁ ▁Species ▁ ▁G ly cer ia ▁ac ut if l ora ▁- ▁cre eping ▁man n agr ass ▁- ▁China , ▁Korea , ▁Japan , ▁n ort he astern ▁+ ▁east - central ▁USA ▁ ▁G ly cer ia ▁al n aster et um ▁- ▁Al aska , ▁Russian ▁Far ▁East , ▁Japan , ▁Korea ▁ ▁G ly cer ia ▁× ▁am ur ensis ▁- ▁Am ur ▁O blast ▁ ▁G ly cer ia ▁ar k ans ana ▁- ▁Ark ansas ▁man n agr ass ▁- ▁south - central ▁USA ▁ ▁G ly cer ia ▁ar und in ace a ▁- ▁E uras ia ▁from ▁Hung ary ▁to ▁Korea ▁ ▁G ly cer ia ▁austral is ▁- ▁Australian ▁sweet gr ass ▁- ▁Australia ▁ ▁G ly cer ia ▁bore alis ▁- ▁northern ▁man n agr ass ▁- ▁western , ▁north - central , ▁+ ▁n ort he astern ▁USA ▁incl ▁Al aska ; ▁Canada ▁incl ▁Y uk on ▁+ ▁North west ▁Territ ories ; ▁Mexico ▁( Ch ih u ah ua ) ▁ ▁G ly cer ia ▁canad ensis ▁- ▁r att les nake ▁man n agr ass , ▁Canadian ▁man n agr ass ▁- ▁Canada ; ▁USA ▁( N ortheast , ▁Great