

PLATE J3 



I'M 



196 Wiltonia vexillaria Transversi section of leaf at equal distances from apex and base I keel, 



elongated cells below upper epidermis, large oval bundle. 



197. Millonia roszlii. The same, showing much shorter keel, more acute angle at midrib, less • ungated ci lis 

 the upper epidermis, and a small almost circular bundle. 



I '.is Millonia bleuani i The same, showing keel fairly intermediate, also angle at midrib fairb i ti rmediate, elon- 

 gated cells of layer beneath upper epidermis as long as in I/, razlii, 

 M. vt xillaria. 



199. Phaius grandif alius Transverse section petiole »f mature leaf, showing midrib bundle with uppei 

 sclerenchyma sheaths. 



200 Phaius u-allichu The same, showing midrib bundle with continui nchyi 



Jul Phaius hybridus. The same, showing midrib bundle with upper and lower sclerenchyma sheaths, but more nearly 

 joining each other than in /'. grandifolius, an approximate mean between the t\\" pan 



