]> [author note: Herbarium and types: SI (15,000); additional material at B, BA, F, GB, GH, K, MO, NY, S, SP, US, VEN] [collector note: Argentina: B (500), BA, F, GB, GH, MO, NY, S, SI (15,000), SI, SP, US. Venezuela (1946): SI, VEN] Botany Burkart, Arturo Erhardo Burkart, Arturo Erhardo A. E. Burkart Burkart Arturo Erhardo Burkart Burkart, Arturo Erardo et alia 1906 1975