F., 1869, Plate X , fig. 5
View: Column, cross section
Caption: "Fig. 5. View of the basis; numbers 1-5 shewing the 5 series of the septa; the dark spots, each situated on either side of the primary septa, represent the ovaria, and the striped marks, more centrally situated, the bundles of the craspeda, (p. 35.)"