Holtum, J.A.M., Hancock, L.P., Edwards, E.J., and Winter, K. (2018) Crassulacean acid metabolism in the Basellaceae (Caryophyllales). Plant Biology, 20 (3). pp. 409-414.

Hancock, Lillian P., Obbens, Frank, Moore, Abigail J., Thiele, Kevin, de Vos, Jurriaan M., West, Judy, Holtum, Joseph A.M., and Edwards, Erika J. (2018) Phylogeny, evolution, and biogeographic history of Calandrinia (Montiaceae). American Journal of Botany, 105 (6). pp. 1021-1034.

Holtum, Joseph A.M., Hancock, Lillian Pine, Edwards, Erika, and Winter, Klaus (2017) Facultative CAM photosynthesis (crassulacean acid metabolism) in four species of Calandrinia, ephemeral succulents of arid Australia. Photosynthesis Research, 134 (1). pp. 17-25.

Holtum, Joseph A.M., Hancock, Lillian P., Edwards, Erika J., and Winter, Klaus (2017) Optional use of CAM photosynthesis in two C4 species, Portulaca cyclophylla and Portulaca digyna. Journal of Plant Physiology, 214. pp. 91-96.

Holtum, Joseph A.M., Hancock, Lillian P., Edwards, Erika J., Crisp, Michael D., Crayn, Darren M., Sage, Rowan, and Winter, Klaus (2016) Australia lacks stem succulents but is it depauperate in plants with crassulacean acid metabolism (CAM)? Current Opinion in Plant Biology, 31. pp. 109-117.