This dataset contains images for Kahikatea (an indigenous plant in New Zealand) classification. Positive examples (in which Kahikatea trees can be identified) are annotated with true explanations such that the Kahikatea trees are highlighted. This data is available in PNG files, with the folders defining the classes of the images. The folder data contains the image, while the folder expl contains the segmentation mask Original images are contributed by Waikato Regional Council of New Zealand.