Index / Search / Houstonia pusilla
§1 Plant
Houstonia pusilla Schoepf
vernacular tiny bluet — species · Rubiaceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb
- Duration
- Annual
- Group
- Dicot
- Family
- Rubiaceae Juss.
- Genus
- Houstonia
§2a
Native status, by region
- L48 Lower 48 States Native
§2b
County-level range
· 679 counties across 21 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 679 counties across 21 states/territories.
Alabama view state ↗ 43 N ▾
- Baldwin 01003
- Bibb 01007
- Blount 01009
- Bullock 01011
- Butler 01013
- Calhoun 01015
- Cherokee 01019
- Chilton 01021
- Clay 01027
- Cleburne 01029
- Coffee 01031
- Colbert 01033
- Conecuh 01035
- Coosa 01037
- Covington 01039
- Cullman 01043
- Dale 01045
- DeKalb 01049
- Escambia 01053
- Etowah 01055
- Franklin 01059
- Greene 01063
- Hale 01065
- Jackson 01071
- Jefferson 01073
- Lamar 01075
- Lauderdale 01077
- Lawrence 01079
- Lee 01081
- Marengo 01091
- Marshall 01095
- Mobile 01097
- Monroe 01099
- Montgomery 01101
- Morgan 01103
- Pickens 01107
- Pike 01109
- Randolph 01111
- St. Clair 01115
- Sumter 01119
- Talladega 01121
- Tuscaloosa 01125
- Wilcox 01131
Arizona view state ↗ 1 N ▾
Arkansas view state ↗ 69 N ▾
- Arkansas 05001
- Ashley 05003
- Baxter 05005
- Benton 05007
- Boone 05009
- Bradley 05011
- Calhoun 05013
- Carroll 05015
- Clark 05019
- Clay 05021
- Cleburne 05023
- Cleveland 05025
- Columbia 05027
- Conway 05029
- Craighead 05031
- Crawford 05033
- Cross 05037
- Dallas 05039
- Desha 05041
- Drew 05043
- Faulkner 05045
- Franklin 05047
- Garland 05051
- Grant 05053
- Greene 05055
- Hempstead 05057
- Hot Spring 05059
- Howard 05061
- Independence 05063
- Izard 05065
- Jefferson 05069
- Johnson 05071
- Lafayette 05073
- Lawrence 05075
- Lee 05077
- Lincoln 05079
- Little River 05081
- Logan 05083
- Lonoke 05085
- Madison 05087
- Marion 05089
- Miller 05091
- Monroe 05095
- Montgomery 05097
- Nevada 05099
- Newton 05101
- Ouachita 05103
- Perry 05105
- Pike 05109
- Poinsett 05111
- Polk 05113
- Pope 05115
- Prairie 05117
- Pulaski 05119
- Randolph 05121
- Saline 05125
- Scott 05127
- Searcy 05129
- Sebastian 05131
- Sevier 05133
- Sharp 05135
- St. Francis 05123
- Stone 05137
- Union 05139
- Van Buren 05141
- Washington 05143
- White 05145
- Woodruff 05147
- Yell 05149
Delaware view state ↗ 3 N ▾
Florida view state ↗ 12 N ▾
Georgia view state ↗ 28 N ▾
- Appling 13001
- Barrow 13013
- Bartow 13015
- Cherokee 13057
- Clarke 13059
- Columbia 13073
- DeKalb 13089
- Effingham 13103
- Elbert 13105
- Greene 13133
- Hancock 13141
- Harris 13145
- Hart 13147
- Jackson 13157
- Jasper 13159
- Jefferson 13163
- Lee 13177
- Madison 13195
- Morgan 13211
- Oconee 13219
- Oglethorpe 13221
- Putnam 13237
- Randolph 13243
- Rockdale 13247
- Telfair 13271
- Terrell 13273
- Walton 13297
- Whitfield 13313
Illinois view state ↗ 38 N ▾
- Alexander 17003
- Calhoun 17013
- Christian 17021
- Fayette 17051
- Franklin 17055
- Gallatin 17059
- Greene 17061
- Hardin 17069
- Henderson 17071
- Henry 17073
- Jackson 17077
- Jefferson 17081
- Jersey 17083
- Jo Daviess 17085
- Johnson 17087
- Knox 17095
- Livingston 17105
- Macon 17115
- Massac 17127
- McDonough 17109
- Montgomery 17135
- Ogle 17141
- Peoria 17143
- Perry 17145
- Pope 17151
- Randolph 17157
- Richland 17159
- Rock Island 17161
- Saline 17165
- Scott 17171
- Shelby 17173
- St. Clair 17163
- Union 17181
- Washington 17189
- Wayne 17191
- White 17193
- Whiteside 17195
- Williamson 17199
Indiana view state ↗ 7 N ▾
Kansas view state ↗ 39 N ▾
- Allen 20001
- Anderson 20003
- Barton 20009
- Bourbon 20011
- Chautauqua 20019
- Cherokee 20021
- Clay 20027
- Coffey 20031
- Cowley 20035
- Crawford 20037
- Dickinson 20041
- Douglas 20045
- Elk 20049
- Franklin 20059
- Greenwood 20073
- Harper 20077
- Harvey 20079
- Jackson 20085
- Johnson 20091
- Kingman 20095
- Labette 20099
- Leavenworth 20103
- Linn 20107
- Lyon 20111
- Marion 20115
- Miami 20121
- Montgomery 20125
- Neosho 20133
- Osage 20139
- Ottawa 20143
- Pottawatomie 20149
- Riley 20161
- Saline 20169
- Sedgwick 20173
- Shawnee 20177
- Wabaunsee 20197
- Wilson 20205
- Woodson 20207
- Wyandotte 20209
Kentucky view state ↗ 27 N ▾
- Allen 21003
- Breckinridge 21027
- Calloway 21035
- Carlisle 21039
- Clark 21049
- Edmonson 21061
- Floyd 21071
- Fulton 21075
- Graves 21083
- Hardin 21093
- Harrison 21097
- Henderson 21101
- Henry 21103
- Hickman 21105
- Jefferson 21111
- Laurel 21125
- Letcher 21133
- Livingston 21139
- Lyon 21143
- Marshall 21157
- McCracken 21145
- Meade 21163
- Montgomery 21173
- Pulaski 21199
- Scott 21209
- Trigg 21221
- Warren 21227
Louisiana view state ↗ 50 N ▾
- Acadia 22001
- Allen 22003
- Ascension 22005
- Avoyelles 22009
- Beauregard 22011
- Bienville 22013
- Bossier 22015
- Caddo 22017
- Calcasieu 22019
- Caldwell 22021
- Cameron 22023
- Catahoula 22025
- Claiborne 22027
- Concordia 22029
- De Soto 22031
- East Baton Rouge 22033
- East Carroll 22035
- East Feliciana 22037
- Evangeline 22039
- Franklin 22041
- Grant 22043
- Jackson 22049
- Jefferson 22051
- Jefferson Davis 22053
- Lafayette 22055
- LaSalle 22059
- Lincoln 22061
- Livingston 22063
- Madison 22065
- Morehouse 22067
- Natchitoches 22069
- Ouachita 22073
- Plaquemines 22075
- Pointe Coupee 22077
- Rapides 22079
- Red River 22081
- Richland 22083
- Sabine 22085
- St. Landry 22097
- St. Tammany 22103
- Tangipahoa 22105
- Tensas 22107
- Union 22111
- Vernon 22115
- Washington 22117
- Webster 22119
- West Baton Rouge 22121
- West Carroll 22123
- West Feliciana 22125
- Winn 22127
Maryland view state ↗ 6 N ▾
Mississippi view state ↗ 42 N ▾
- Adams 28001
- Amite 28005
- Clarke 28023
- Copiah 28029
- Covington 28031
- DeSoto 28033
- Forrest 28035
- Franklin 28037
- George 28039
- Greene 28041
- Grenada 28043
- Hancock 28045
- Harrison 28047
- Hinds 28049
- Jackson 28059
- Jasper 28061
- Jefferson 28063
- Jefferson Davis 28065
- Jones 28067
- Lafayette 28071
- Lamar 28073
- Lawrence 28077
- Leake 28079
- Lee 28081
- Lincoln 28085
- Madison 28089
- Marion 28091
- Marshall 28093
- Montgomery 28097
- Panola 28107
- Pearl River 28109
- Perry 28111
- Pontotoc 28115
- Rankin 28121
- Simpson 28127
- Smith 28129
- Stone 28131
- Tishomingo 28141
- Walthall 28147
- Washington 28151
- Wayne 28153
- Yazoo 28163
Missouri view state ↗ 78 N ▾
- Adair 29001
- Audrain 29007
- Barry 29009
- Barton 29011
- Benton 29015
- Bollinger 29017
- Boone 29019
- Butler 29023
- Callaway 29027
- Camden 29029
- Cape Girardeau 29031
- Carroll 29033
- Carter 29035
- Cedar 29039
- Christian 29043
- Clay 29047
- Cole 29051
- Crawford 29055
- Dade 29057
- Dallas 29059
- Dent 29065
- Douglas 29067
- Dunklin 29069
- Franklin 29071
- Gasconade 29073
- Greene 29077
- Hickory 29085
- Howell 29091
- Iron 29093
- Jackson 29095
- Jasper 29097
- Jefferson 29099
- Johnson 29101
- Laclede 29105
- Lafayette 29107
- Lawrence 29109
- Lincoln 29113
- Linn 29115
- Livingston 29117
- Madison 29123
- Maries 29125
- Marion 29127
- McDonald 29119
- Miller 29131
- Mississippi 29133
- Moniteau 29135
- Montgomery 29139
- Morgan 29141
- New Madrid 29143
- Newton 29145
- Oregon 29149
- Ozark 29153
- Perry 29157
- Pettis 29159
- Phelps 29161
- Polk 29167
- Pulaski 29169
- Randolph 29175
- Reynolds 29179
- Ripley 29181
- Saline 29195
- Scott 29201
- Shannon 29203
- St. Charles 29183
- St. Clair 29185
- St. Francois 29187
- St. Louis 29189
- Ste. Genevieve 29186
- Stoddard 29207
- Stone 29209
- Taney 29213
- Texas 29215
- Vernon 29217
- Warren 29219
- Washington 29221
- Wayne 29223
- Webster 29225
- Wright 29229
New York view state ↗ 2 N ▾
North Carolina view state ↗ 31 N ▾
- Alamance 37001
- Anson 37007
- Bertie 37015
- Bladen 37017
- Brunswick 37019
- Catawba 37035
- Chatham 37037
- Cherokee 37039
- Cleveland 37045
- Columbus 37047
- Cumberland 37051
- Davie 37059
- Durham 37063
- Forsyth 37067
- Gaston 37071
- Granville 37077
- Guilford 37081
- Hertford 37091
- Iredell 37097
- Johnston 37101
- Lee 37105
- Mecklenburg 37119
- Northampton 37131
- Orange 37135
- Person 37145
- Richmond 37153
- Rockingham 37157
- Rowan 37159
- Stanly 37167
- Transylvania 37175
- Wake 37183
Oklahoma view state ↗ 36 N ▾
- Adair 40001
- Bryan 40013
- Carter 40019
- Cherokee 40021
- Choctaw 40023
- Cleveland 40027
- Comanche 40031
- Delaware 40041
- Grady 40051
- Hughes 40063
- Jackson 40065
- Jefferson 40067
- Johnston 40069
- Kingfisher 40073
- Latimer 40077
- Le Flore 40079
- Logan 40083
- Marshall 40095
- McClain 40087
- McCurtain 40089
- Murray 40099
- Muskogee 40101
- Nowata 40105
- Okfuskee 40107
- Oklahoma 40109
- Okmulgee 40111
- Osage 40113
- Ottawa 40115
- Payne 40119
- Pontotoc 40123
- Pottawatomie 40125
- Rogers 40131
- Seminole 40133
- Sequoyah 40135
- Tulsa 40143
- Washington 40147
South Carolina view state ↗ 37 N ▾
- Abbeville 45001
- Aiken 45003
- Bamberg 45009
- Beaufort 45013
- Berkeley 45015
- Calhoun 45017
- Charleston 45019
- Cherokee 45021
- Chester 45023
- Chesterfield 45025
- Clarendon 45027
- Darlington 45031
- Dillon 45033
- Edgefield 45037
- Fairfield 45039
- Florence 45041
- Georgetown 45043
- Greenville 45045
- Greenwood 45047
- Hampton 45049
- Horry 45051
- Jasper 45053
- Kershaw 45055
- Lancaster 45057
- Laurens 45059
- Lee 45061
- Lexington 45063
- Marion 45067
- Newberry 45071
- Oconee 45073
- Orangeburg 45075
- Richland 45079
- Saluda 45081
- Spartanburg 45083
- Sumter 45085
- Union 45087
- York 45091
Tennessee view state ↗ 38 N ▾
- Bedford 47003
- Cannon 47015
- Carroll 47017
- Cheatham 47021
- Coffee 47031
- Davidson 47037
- Decatur 47039
- Dickson 47043
- Fayette 47047
- Franklin 47051
- Giles 47055
- Hamilton 47065
- Hardin 47071
- Henderson 47077
- Henry 47079
- Hickman 47081
- Humphreys 47085
- Jackson 47087
- Knox 47093
- Lauderdale 47097
- Lawrence 47099
- Lewis 47101
- Lincoln 47103
- Marshall 47117
- Maury 47119
- McNairy 47109
- Montgomery 47125
- Roane 47145
- Rutherford 47149
- Scott 47151
- Sequatchie 47153
- Shelby 47157
- Stewart 47161
- Sumner 47165
- Warren 47177
- Wayne 47181
- Williamson 47187
- Wilson 47189
Texas view state ↗ 59 N ▾
- Anderson 48001
- Angelina 48005
- Bastrop 48021
- Bowie 48037
- Brazoria 48039
- Brazos 48041
- Burleson 48051
- Burnet 48053
- Caldwell 48055
- Calhoun 48057
- Cameron 48061
- Chambers 48071
- Colorado 48089
- Comanche 48093
- Dallas 48113
- Delta 48119
- Galveston 48167
- Goliad 48175
- Gonzales 48177
- Grayson 48181
- Gregg 48183
- Grimes 48185
- Hardin 48199
- Harris 48201
- Jackson 48239
- Jasper 48241
- Jefferson 48245
- Johnson 48251
- Kaufman 48257
- La Salle 48283
- Leon 48289
- Llano 48299
- Marion 48315
- Mason 48319
- McCulloch 48307
- McLennan 48309
- Mills 48333
- Montgomery 48339
- Newton 48351
- Orange 48361
- Red River 48387
- Refugio 48391
- Robertson 48395
- Sabine 48403
- San Augustine 48405
- San Jacinto 48407
- Shelby 48419
- Smith 48423
- Tarrant 48439
- Titus 48449
- Travis 48453
- Trinity 48455
- Tyler 48457
- Van Zandt 48467
- Walker 48471
- Waller 48473
- Washington 48477
- Webb 48479
- Wood 48499
Virginia view state ↗ 33 N ▾
- Accomack 51001
- Albemarle 51003
- Amelia 51007
- Appomattox 51011
- Brunswick 51025
- Charlotte 51037
- Chesterfield 51041
- Dinwiddie 51053
- Fluvanna 51065
- Gloucester 51073
- Greensville 51081
- Halifax 51083
- Hampton (city) 51650
- Henrico 51087
- Isle of Wight 51093
- James City 51095
- Lancaster 51103
- Louisa 51109
- Lunenburg 51111
- Mathews 51115
- Mecklenburg 51117
- Newport News (city) 51700
- Northampton 51131
- Nottoway 51135
- Pittsylvania 51143
- Powhatan 51145
- Prince Edward 51147
- Prince George 51149
- Rockingham 51165
- Southampton 51175
- Suffolk (city) 51800
- Sussex 51183
- Westmoreland 51193
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/HOPU3 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5338804 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T20:46:58Z