Pterocaulon

rdf:langString Pterocaulon

rdf:langString Elliott

rdf:langString Pterocaulon sphacelatum

rdf:langString * Monenteles (Labill.) * Chlaenobolus (Cass.)

rdf:langString Pterocaulon

rdf:langString ''

rdf:langString Conyza pycnostachya

rdf:langString 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. Species * - South America, Puerto Rico, Virgin Islands * - Brazil, Argentina, Paraguay, Uruguay * - Brazil, Argentina, Paraguay, Uruguay * - Brazil, Argentina, Paraguay, Uruguay * - Western Australia, Northern Territory * - Brazil, Bolivia, Paraguay, Salta * - Brazil, Argentina, Paraguay, Uruguay, Bolivia * - Western Australia, Northern Territory * - Brazil, Argentina, Uruguay * - Brazil, Argentina, Paraguay, Uruguay * - Mato Grosso, Argentina, Paraguay, Bolivia * Pterocaulon pycnostachyum - United States (AL GA FL SC NC) * - Indochina, Hainan, Orissa, Philippines, Maluku, New Guinea, eastern Australia * - Brazil, Argentina, Paraguay * - Western Australia, Northern Territory, South Australia * Pterocaulon sphacelatum - Australia * - Western Australia, Northern Territory, Queensland * - South America * - Western Australia, Northern Territory, Queensland * Pterocaulon virgatum - Central + South America, West Indies, United States (TX LA)