''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely covered with woolly hairs. The generic name means "winged stem," referring to the decurrent leaf bases that give the appearance of wings running down the sides of the stems. ; SpeciesFlann, C (ed) 2009+ Global Compositae Checklist
Biota of North America Program 2013 county distribution maps
/ref> * ''

Pterocaulon alopecuroides ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - South America, Puerto Rico, Virgin Islands * ''

Pterocaulon angustifolium ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Brazil, Argentina, Paraguay, Uruguay * ''

Pterocaulon balansae ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Brazil, Argentina, Paraguay, Uruguay * ''

Pterocaulon cordobense ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Brazil, Argentina, Paraguay, Uruguay * ''

Pterocaulon globuliflorus ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Western Australia, Northern Territory * ''

Pterocaulon lanatum ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Brazil, Bolivia, Paraguay, Salta * ''

Pterocaulon lorentzii ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Brazil, Argentina, Paraguay, Uruguay, Bolivia * ''

Pterocaulon niveum ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Western Australia, Northern Territory * ''

Pterocaulon polypterum ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Brazil, Argentina, Uruguay * ''

Pterocaulon polystachyum ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Brazil, Argentina, Paraguay, Uruguay * ''

Pterocaulon purpurascens ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' -

Mato Grosso Mato Grosso ( – lit. "Thick Bush") is one of the states of Brazil, the third largest by area, located in the Central-West region. The state has 1.66% of the Brazilian population and is responsible for 1.9% of the Brazilian GDP. Neighboring ...

, Argentina, Paraguay, Bolivia * ''

Pterocaulon pycnostachyum ''Pterocaulon pycnostachyum,'' with the common names dense-spike blackroot, fox-tail blackroot or coastal blackroot, is a plant species native to Alabama, Mississippi, North Carolina, Florida, Georgia, and South Carolina. It can be found in pinel ...

'' - United States ( AL GA FL SC NC) * ''

Pterocaulon redolens ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Indochina, Hainan, Orissa, Philippines, Maluku, New Guinea, eastern Australia * ''

Pterocaulon rugosum ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Brazil, Argentina, Paraguay * ''

Pterocaulon serrulatum ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Western Australia, Northern Territory, South Australia * ''

Pterocaulon sphacelatum ''Pterocaulon sphacelatum'', commonly known as apple bush or fruit-salad plant, is a species of flowering plant in the family Asteraceae. It is an upright shrub with mostly pink to purple flowers and is endemic to Australia. Description ''Pter ...

'' - Australia * ''

Pterocaulon sphaeranthoides ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densely cov ...

'' - Western Australia, Northern Territory, Queensland * '' Pterocaulon spicatum'' - South America * ''

Pterocaulon verbascifolium ''Pterocaulon'' is a genus of flowering plants in the sunflower family, native to North and South America and to Australasia. Blackroot is a common name for species native to North America. The plants are perennial herbs, frequently densel ...

'' - Western Australia, Northern Territory, Queensland * ''

Pterocaulon virgatum ''Pterocaulon virgatum'', common name wand blackroot, is a plant species widespread in Latin America and in the West Indies. In the contiguous United States, it has been reported only from Texas and Louisiana. It grows in marshy areas, ditches, s ...

'' -

Central Central is an adjective usually referring to being in the center of some place or (mathematical) object. Central may also refer to: Directions and generalised locations * Central Africa, a region in the centre of Africa continent, also known as ...

+ South America, West Indies, United States ( TX LA)

References

Asteraceae genera Taxa named by Stephen Elliott {{Inuleae-stub