“…Studies Flavia dataset [49] [8], [17], [23], [25], [29], [36], [43] ICL leaf dataset [22] [46] LeafSnap dataset [21] [19] Own-authored dataset [1], [3], [10], [13], [26], [29], [35], [42] UCI Iris dataset [9] [26] UCI Leaf dataset [38] [2], [27], [30], [41], [51], [44] UCI One-hundred plant species leaves dataset [26] [20], [51] Uninformed [4], [31] We realized that a wide variety of datasets was used in the selected studies, and many authors chose to create their own datasets (8 studies of 25), possibly by not finding available datasets with the desired characteristics or information. Even so, public datasets were also widely used, with Flavia dataset [49], and UCI Leaf Dataset [38] being the most used (7 and 6 studies of 25, respectively).…”