Masini A. C. A., Rovere A. E., Pirk G. I., Requerimientos pregerminativos de Maihuenia patagonica y Maihueniopsis darwinii, cactáceas endémicas de Patagonia, Gayana Botanica, 2014, 71(2):188-198, doi: 10.4067/s0717-66432014000200002
The experiment compares germination in Maihuenia patagonica and Maihueniopsis hickenii, called M. darwinii var. hickenii in the paper. It includes cold stratification, two scarification treatments, seed measurements and a viability test. It discusses possible physiological dormancy and the effects of seed coverings.