Index / Search / Oryzopsis asperifolia
§1 Plant
Oryzopsis asperifolia Michx.
vernacular roughleaf ricegrass — species · Poaceae
§2Habit & range
Habit and range
- Growth habit
- Graminoid
- Duration
- Perennial
- Group
- Monocot
- Family
- Poaceae Barnhart
- Genus
- Oryzopsis
§2a
Native status, by region
- CAN Canada Native
- L48 Lower 48 States Native
§2b
County-level range
· 317 counties across 23 states/territories§3Cultivation
No cultivation specs.
USDA has not characterised this taxon. Roughly four out of five plants in the database lack the detailed cultivation record present here — typically because they have not been the focus of NRCS Plant Materials work. Range and distribution data are unaffected.
§4Counties, by state
Recorded in 317 counties across 23 states/territories.
Colorado view state ↗ 14 N ▾
Idaho view state ↗ 2 N ▾
Illinois view state ↗ 1 N ▾
Indiana view state ↗ 2 N ▾
Maine view state ↗ 15 N ▾
Maryland view state ↗ 2 N ▾
Massachusetts view state ↗ 11 N ▾
Michigan view state ↗ 54 N ▾
- Alcona 26001
- Alger 26003
- Allegan 26005
- Alpena 26007
- Baraga 26013
- Bay 26017
- Berrien 26021
- Charlevoix 26029
- Cheboygan 26031
- Chippewa 26033
- Clare 26035
- Crawford 26039
- Delta 26041
- Emmet 26047
- Genesee 26049
- Gladwin 26051
- Gogebic 26053
- Grand Traverse 26055
- Gratiot 26057
- Houghton 26061
- Huron 26063
- Ingham 26065
- Iosco 26069
- Iron 26071
- Kent 26081
- Keweenaw 26083
- Lapeer 26087
- Leelanau 26089
- Luce 26095
- Mackinac 26097
- Macomb 26099
- Manistee 26101
- Marquette 26103
- Mason 26105
- Mecosta 26107
- Midland 26111
- Missaukee 26113
- Montmorency 26119
- Muskegon 26121
- Newaygo 26123
- Oakland 26125
- Ontonagon 26131
- Osceola 26133
- Oscoda 26135
- Otsego 26137
- Ottawa 26139
- Presque Isle 26141
- Roscommon 26143
- Saginaw 26145
- Sanilac 26151
- Schoolcraft 26153
- Shiawassee 26155
- St. Clair 26147
- Washtenaw 26161
Minnesota view state ↗ 42 N ▾
- Aitkin 27001
- Anoka 27003
- Becker 27005
- Beltrami 27007
- Carlton 27017
- Cass 27021
- Chisago 27025
- Clay 27027
- Clearwater 27029
- Cook 27031
- Crow Wing 27035
- Dodge 27039
- Douglas 27041
- Fillmore 27045
- Hennepin 27053
- Hubbard 27057
- Isanti 27059
- Itasca 27061
- Kanabec 27065
- Kandiyohi 27067
- Kittson 27069
- Koochiching 27071
- Lake 27075
- Lake of the Woods 27077
- Le Sueur 27079
- Mahnomen 27087
- Marshall 27089
- Norman 27107
- Olmsted 27109
- Otter Tail 27111
- Pennington 27113
- Pine 27115
- Polk 27119
- Pope 27121
- Rice 27131
- Roseau 27135
- St. Louis 27137
- Stearns 27145
- Todd 27153
- Washington 27163
- Winona 27169
- Wright 27171
Montana view state ↗ 2 N ▾
New Hampshire view state ↗ 10 N ▾
New Jersey view state ↗ 4 N ▾
New Mexico view state ↗ 9 N ▾
New York view state ↗ 39 N ▾
- Albany 36001
- Cattaraugus 36009
- Cayuga 36011
- Chautauqua 36013
- Chemung 36015
- Clinton 36019
- Columbia 36021
- Delaware 36025
- Dutchess 36027
- Erie 36029
- Essex 36031
- Fulton 36035
- Genesee 36037
- Greene 36039
- Hamilton 36041
- Herkimer 36043
- Jefferson 36045
- Lewis 36049
- Madison 36053
- Monroe 36055
- Niagara 36063
- Oneida 36065
- Onondaga 36067
- Ontario 36069
- Orange 36071
- Rensselaer 36083
- Saratoga 36091
- Schenectady 36093
- Schuyler 36097
- Seneca 36099
- St. Lawrence 36089
- Steuben 36101
- Tioga 36107
- Tompkins 36109
- Ulster 36111
- Warren 36113
- Washington 36115
- Wayne 36117
- Yates 36123
North Dakota view state ↗ 10 N ▾
Pennsylvania view state ↗ 24 N ▾
- Bedford 42009
- Blair 42013
- Cameron 42023
- Carbon 42025
- Centre 42027
- Clarion 42031
- Clearfield 42033
- Crawford 42039
- Erie 42049
- Huntingdon 42061
- Lackawanna 42069
- Luzerne 42079
- Lycoming 42081
- McKean 42083
- Monroe 42089
- Pike 42103
- Potter 42105
- Schuylkill 42107
- Somerset 42111
- Susquehanna 42115
- Tioga 42117
- Warren 42123
- Wayne 42127
- Wyoming 42131
Rhode Island view state ↗ 1 N ▾
South Dakota view state ↗ 5 N ▾
Vermont view state ↗ 12 N ▾
West Virginia view state ↗ 1 N ▾
Wisconsin view state ↗ 46 N ▾
- Adams 55001
- Ashland 55003
- Barron 55005
- Bayfield 55007
- Brown 55009
- Calumet 55015
- Chippewa 55017
- Clark 55019
- Door 55029
- Douglas 55031
- Dunn 55033
- Florence 55037
- Fond du Lac 55039
- Forest 55041
- Grant 55043
- Iron 55051
- Jackson 55053
- Kewaunee 55061
- La Crosse 55063
- Langlade 55067
- Lincoln 55069
- Manitowoc 55071
- Marathon 55073
- Marinette 55075
- Menominee 55078
- Milwaukee 55079
- Monroe 55081
- Oconto 55083
- Oneida 55085
- Outagamie 55087
- Polk 55095
- Portage 55097
- Price 55099
- Racine 55101
- Richland 55103
- Rusk 55107
- Sauk 55111
- Sawyer 55113
- Sheboygan 55117
- St. Croix 55109
- Taylor 55119
- Vernon 55123
- Vilas 55125
- Washburn 55129
- Washington 55131
- Wood 55141
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/ORAS ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/2702700 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T13:12:28Z