ERRATA. 



Plate 312, List of details, delete " 4, cross section of ovary." 



314, ,, after "2, same opened" insert " 3, corolla opened, 



showing stamens and staminodes." 



325, ,, for " stamens " read " stamen." 



326, for " calyx " read " carpels." 



327, for " perfect florets " read " perfect floret." 



,, 328, ,, for " ond portion" read "and portion." 



331, for " 6, achenes" read " 6, achene," and insert " 7, style 



and stigmas." 



,, 339, for " fig. 1, pistillate flower " read " pistillate flowers." 



363, for " fig. 3 " read " 4," for " fig. 4 " read " 5," for " fig. 



5 " read " 6," for " fig. 6 " read " 7." 



369, ,. before " all enlarged " insert " except fig. 7." 



375, ,, ,, 3rd line from base for " scales " read " scale." 



PART 1 published Oct., 1903. 



PART 2 July, 1904. 



PART 3 June, 1905. 



PART 4 ... May, 1906. 



