Anderson, C. HIRAEA CUNEATA, H. MACROPHYLLA, AND FOUR NEW SPECIES CONFUSED WITH THEM: H. HATSCHBACHII, H. OCCHIONII, H. REITZII, AND H. RESTINGAE (MALPIGHIACEAE). Edinburgh J. Bot. 2014, 71 (3), 361-378. https://doi.org/10.1017/S0960428614000183.