Mesophyll conductance plays a key role in ... In order for the CO 2 to reach the chloroplast, (where it is turned into sugar), it must travel through a number of barriers, including the cell ...

This reduction is primarily due to a decrease in mesophyll conductance (gm), which is associated with thicker cell walls and fewer chloroplasts. Pathway analysis indicates that increased lignin ...

Spongy mesophyll close spongy mesophyllThe plant tissue in a leaf which has loosely packed cells and air spaces between them to allow gas exchange. tissue is packed loosely for efficient gas exchange.