Anatomy of Spartina Townsendii. 
Fig. 6. Longitudinal section through regions (II) and (III') of Fig. 5, 1, showing the thickened 
dorsal pad through which the split or pseudo-articulation appears later. The epidermis is strongly 
thickened and cutinized. Silica-cells (si), abundant on the upper part of the sheath, stop at the 
point of splitting. Saddle cells (ra.) accompany them. 
Fig. 7. Longitudinal section through the ligule with notched thin- walled mucilaginous 
cell (m) ; and clefts (cl). 
