Index / Search / Isotria verticillata
§1 Plant
Isotria verticillata Raf.
vernacular large whorled pogonia — species · Orchidaceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Perennial
- Group
- Monocot
- Family
- Orchidaceae Juss.
- Genus
- Isotria
§2a
Native status, by region
- CAN Canada Native
- L48 Lower 48 States Native
§2b
County-level range
· 372 counties across 26 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 372 counties across 26 states/territories.
Alabama view state ↗ 6 N ▾
Arkansas view state ↗ 20 N ▾
Delaware view state ↗ 3 N ▾
District of Columbia view state ↗ 1 N ▾
Florida view state ↗ 2 N ▾
Georgia view state ↗ 10 N ▾
Illinois view state ↗ 1 N ▾
Indiana view state ↗ 12 N ▾
Kentucky view state ↗ 30 N ▾
- Bell 21013
- Calloway 21035
- Carter 21043
- Casey 21045
- Clark 21049
- Clay 21051
- Hardin 21093
- Harlan 21095
- Henry 21103
- Jackson 21109
- Jefferson 21111
- Johnson 21115
- Knott 21119
- Knox 21121
- Laurel 21125
- Lee 21129
- Leslie 21131
- Letcher 21133
- McCreary 21147
- Menifee 21165
- Morgan 21175
- Perry 21193
- Pike 21195
- Powell 21197
- Pulaski 21199
- Rockcastle 21203
- Rowan 21205
- Russell 21207
- Whitley 21235
- Wolfe 21237
Louisiana view state ↗ 14 N ▾
Maine view state ↗ 1 N ▾
Maryland view state ↗ 9 N ▾
Massachusetts view state ↗ 13 N ▾
Michigan view state ↗ 11 N ▾
Mississippi view state ↗ 5 N ▾
New Hampshire view state ↗ 1 N ▾
New Jersey view state ↗ 19 N ▾
New York view state ↗ 26 N ▾
- Albany 36001
- Allegany 36003
- Cattaraugus 36009
- Cayuga 36011
- Columbia 36021
- Dutchess 36027
- Genesee 36037
- Kings 36047
- Madison 36053
- Nassau 36059
- Niagara 36063
- Oneida 36065
- Onondaga 36067
- Orange 36071
- Oswego 36075
- Putnam 36079
- Queens 36081
- Richmond 36085
- Rockland 36087
- Saratoga 36091
- Schenectady 36093
- Suffolk 36103
- Ulster 36111
- Warren 36113
- Wayne 36117
- Westchester 36119
North Carolina view state ↗ 24 N ▾
- Ashe 37009
- Bertie 37015
- Buncombe 37021
- Cleveland 37045
- Cumberland 37051
- Durham 37063
- Forsyth 37067
- Gates 37073
- Greene 37079
- Guilford 37081
- Haywood 37087
- Henderson 37089
- Hertford 37091
- Johnston 37101
- Macon 37113
- Montgomery 37123
- Orange 37135
- Polk 37149
- Richmond 37153
- Sampson 37163
- Scotland 37165
- Transylvania 37175
- Wake 37183
- Yancey 37199
Pennsylvania view state ↗ 43 N ▾
- Adams 42001
- Allegheny 42003
- Armstrong 42005
- Beaver 42007
- Bedford 42009
- Berks 42011
- Bucks 42017
- Butler 42019
- Carbon 42025
- Centre 42027
- Chester 42029
- Clarion 42031
- Crawford 42039
- Dauphin 42043
- Delaware 42045
- Fayette 42051
- Forest 42053
- Fulton 42057
- Greene 42059
- Huntingdon 42061
- Lackawanna 42069
- Lancaster 42071
- Lebanon 42075
- Lehigh 42077
- Luzerne 42079
- Lycoming 42081
- Monroe 42089
- Montgomery 42091
- Montour 42093
- Northampton 42095
- Northumberland 42097
- Perry 42099
- Philadelphia 42101
- Pike 42103
- Schuylkill 42107
- Snyder 42109
- Somerset 42111
- Union 42119
- Venango 42121
- Warren 42123
- Washington 42125
- Westmoreland 42129
- York 42133
Rhode Island view state ↗ 2 N ▾
South Carolina view state ↗ 2 N ▾
Tennessee view state ↗ 25 N ▾
- Carter 47019
- Chester 47023
- Cocke 47029
- Coffee 47031
- Cumberland 47035
- DeKalb 47041
- Fentress 47049
- Franklin 47051
- Greene 47059
- Grundy 47061
- Hardeman 47069
- Haywood 47075
- Henry 47079
- Jackson 47087
- Johnson 47091
- Lincoln 47103
- Madison 47113
- Overton 47133
- Sequatchie 47153
- Sevier 47155
- Sullivan 47163
- Van Buren 47175
- Warren 47177
- Washington 47179
- White 47185
Vermont view state ↗ 4 N ▾
Virginia view state ↗ 71 N ▾
- Albemarle 51003
- Alleghany 51005
- Amelia 51007
- Amherst 51009
- Appomattox 51011
- Arlington 51013
- Augusta 51015
- Bath 51017
- Bedford 51019
- Bland 51021
- Botetourt 51023
- Brunswick 51025
- Buckingham 51029
- Campbell 51031
- Carroll 51035
- Chesterfield 51041
- Clarke 51043
- Craig 51045
- Culpeper 51047
- Cumberland 51049
- Dinwiddie 51053
- Fairfax 51059
- Fauquier 51061
- Floyd 51063
- Fluvanna 51065
- Frederick 51069
- Giles 51071
- Grayson 51077
- Greene 51079
- Greensville 51081
- Henry 51089
- Highland 51091
- James City 51095
- Lancaster 51103
- Loudoun 51107
- Louisa 51109
- Lunenburg 51111
- Madison 51113
- Mathews 51115
- Middlesex 51119
- Montgomery 51121
- Nelson 51125
- New Kent 51127
- Newport News (city) 51700
- Northumberland 51133
- Orange 51137
- Page 51139
- Patrick 51141
- Pittsylvania 51143
- Prince Edward 51147
- Prince George 51149
- Prince William 51153
- Pulaski 51155
- Rappahannock 51157
- Roanoke 51161
- Rockbridge 51163
- Rockingham 51165
- Russell 51167
- Scott 51169
- Shenandoah 51171
- Smyth 51173
- Spotsylvania 51177
- Stafford 51179
- Suffolk (city) 51800
- Surry 51181
- Sussex 51183
- Tazewell 51185
- Warren 51187
- Washington 51191
- Westmoreland 51193
- York 51199
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/ISVE ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/2808813 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T07:25:30Z