Ecology and distribution. Puna, on soil and rocks. Widespread, in the tropical Andes known from Peru and Bolivia to northwest Argentina. The report from Ecuador proved to be H. polyseta (Cano 2008: 126).
Specimens. PERU. Moquegua: Cano 2324 (MUB); Puno: Cano 2335b (MUB). BOLIVIA. Oruro: Cano & Jiménez 3745 (MUB). ARGENTINA. Salta: Fries s.n. (PC, S).