Miesen F., de Porras M. E., Maldonado A., Pollen morphology of Cactaceae in Northern Chile, Gayana Botánica, 2015, 72(2):258-271, doi: 10.4067/S0717-66432015000200010
The atlas presents the pollen of fourteen species from northern Chile under light microscopy. It includes a description of Airampoa ayrampo (Tunilla soehrensii in the publication).