Index / Search / Aira caryophyllea var. caryophyllea
§1 Plant
Aira caryophyllea L. var. caryophyllea
vernacular silver hairgrass — variety · Poaceae
§2Habit & range
Habit and range
- Growth habit
- Graminoid
- Duration
- Annual
- Group
- Monocot
- Family
- Poaceae Barnhart
- Genus
- Aira
Native status, by region
- AK Alaska Introduced
- CAN Canada Introduced
- HI Hawaii Introduced
- L48 Lower 48 States Introduced
County-level range
· 212 counties across 25 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 212 counties across 25 states/territories.
Alabama view state ↗ 4 I ▾
Arkansas view state ↗ 15 I ▾
California view state ↗ 1 I ▾
Delaware view state ↗ 1 I ▾
District of Columbia view state ↗ 1 I ▾
Florida view state ↗ 1 I ▾
Georgia view state ↗ 7 I ▾
Hawaii view state ↗ 3 I ▾
Idaho view state ↗ 7 I ▾
Illinois view state ↗ 2 I ▾
Kentucky view state ↗ 1 I ▾
Louisiana view state ↗ 19 I ▾
Massachusetts view state ↗ 7 I ▾
Missouri view state ↗ 10 I ▾
New Jersey view state ↗ 5 I ▾
New York view state ↗ 4 I ▾
North Carolina view state ↗ 11 I ▾
Ohio view state ↗ 1 I ▾
Oregon view state ↗ 20 I ▾
Pennsylvania view state ↗ 1 I ▾
South Carolina view state ↗ 2 I ▾
Tennessee view state ↗ 1 I ▾
Texas view state ↗ 30 I ▾
- Anderson 48001
- Bastrop 48021
- Bowie 48037
- Brazos 48041
- Cass 48067
- Denton 48121
- Franklin 48159
- Freestone 48161
- Grayson 48181
- Gregg 48183
- Grimes 48185
- Harrison 48203
- Henderson 48213
- Houston 48225
- Lamar 48277
- Leon 48289
- Montgomery 48339
- Nacogdoches 48347
- Polk 48373
- Red River 48387
- Robertson 48395
- Sabine 48403
- San Augustine 48405
- Shelby 48419
- Tarrant 48439
- Titus 48449
- Trinity 48455
- Upshur 48459
- Van Zandt 48467
- Walker 48471
Virginia view state ↗ 37 I ▾
- Accomack 51001
- Albemarle 51003
- Brunswick 51025
- Caroline 51033
- Chesapeake (city) 51550
- Chesterfield 51041
- Dinwiddie 51053
- Essex 51057
- Fairfax 51059
- Fluvanna 51065
- Gloucester 51073
- Goochland 51075
- Greensville 51081
- Halifax 51083
- Hampton (city) 51650
- Hanover 51085
- Henrico 51087
- King and Queen 51097
- King George 51099
- Louisa 51109
- Lunenburg 51111
- Mathews 51115
- Mecklenburg 51117
- Middlesex 51119
- Northampton 51131
- Northumberland 51133
- Nottoway 51135
- Powhatan 51145
- Prince Edward 51147
- Prince George 51149
- Spotsylvania 51177
- Stafford 51179
- Surry 51181
- Sussex 51183
- Virginia Beach (city) 51810
- Warren 51187
- Westmoreland 51193
Washington view state ↗ 21 I ▾
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/AICAC2 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/7747216 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z