Herbs somewhat resembling those of the last Order, but the culms are hollow except at the joints, and the sheaths of the leaves are split on the opposite side of the culm from the blade.

Order CXI Gramineae Grass Family 7

Fig. 259.

Order CXI Gramineae Grass Family 8

Fig. 260.

Order CXI Gramineae Grass Family 9

Fig. 261.