Index / Search / Pterocaulon pycnostachyum
§1 Plant
Pterocaulon pycnostachyum (Michx.) Elliott
vernacular dense-spike blackroot — species · Asteraceae
§2Habit & range
Habit and range
- Growth habit
- Forb/herb, Subshrub
- Duration
- Perennial
- Group
- Dicot
- Family
- Asteraceae Bercht. & J. Presl
- Genus
- Pterocaulon
Native status, by region
- L48 Lower 48 States Native
County-level range
· 126 counties across 5 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 126 counties across 5 states/territories.
Alabama view state ↗ 3 N ▾
Florida view state ↗ 61 N ▾
- Alachua 12001
- Baker 12003
- Bay 12005
- Bradford 12007
- Brevard 12009
- Broward 12011
- Calhoun 12013
- Charlotte 12015
- Citrus 12017
- Clay 12019
- Collier 12021
- Columbia 12023
- DeSoto 12027
- Duval 12031
- Escambia 12033
- Flagler 12035
- Franklin 12037
- Gilchrist 12041
- Glades 12043
- Gulf 12045
- Hamilton 12047
- Hardee 12049
- Hendry 12051
- Hernando 12053
- Highlands 12055
- Hillsborough 12057
- Indian River 12061
- Jefferson 12065
- Lafayette 12067
- Lake 12069
- Lee 12071
- Leon 12073
- Levy 12075
- Liberty 12077
- Manatee 12081
- Marion 12083
- Martin 12085
- Miami-Dade 12086
- Monroe 12087
- Nassau 12089
- Okaloosa 12091
- Okeechobee 12093
- Orange 12095
- Osceola 12097
- Palm Beach 12099
- Pasco 12101
- Pinellas 12103
- Polk 12105
- Putnam 12107
- Santa Rosa 12113
- Sarasota 12115
- Seminole 12117
- St. Lucie 12111
- Sumter 12119
- Suwannee 12121
- Taylor 12123
- Union 12125
- Volusia 12127
- Wakulla 12129
- Walton 12131
- Washington 12133
Georgia view state ↗ 29 N ▾
- Atkinson 13003
- Baker 13007
- Brantley 13025
- Brooks 13027
- Bulloch 13031
- Camden 13039
- Candler 13043
- Charlton 13049
- Chatham 13051
- Columbia 13073
- Emanuel 13107
- Glynn 13127
- Houston 13153
- Irwin 13155
- Jasper 13159
- Jeff Davis 13161
- Jefferson 13163
- Jenkins 13165
- Liberty 13179
- Long 13183
- McIntosh 13191
- Screven 13251
- Tattnall 13267
- Telfair 13271
- Tift 13277
- Toombs 13279
- Ware 13299
- Wheeler 13309
- Worth 13321
North Carolina view state ↗ 11 N ▾
South Carolina view state ↗ 22 N ▾
- Allendale 45005
- Bamberg 45009
- Barnwell 45011
- Beaufort 45013
- Berkeley 45015
- Charleston 45019
- Clarendon 45027
- Colleton 45029
- Darlington 45031
- Dillon 45033
- Dorchester 45035
- Florence 45041
- Georgetown 45043
- Hampton 45049
- Horry 45051
- Jasper 45053
- Lee 45061
- Marion 45067
- Marlboro 45069
- Orangeburg 45075
- Sumter 45085
- Williamsburg 45089
§5Sources & provenance
USDA PLANTS
Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.
plants.usda.gov/PTPY2 ↗GBIF Backbone
Canonical taxonomic identity, synonym resolution, cross-refs. CC0.
gbif.org/species/5392216 ↗Record version
Cached and built locally. Source version on this record:
usda-plants-mt-2026-05-26
fetched 2026-05-26T09:28:40Z