The plant has a unique arrangement for carrying out C4 photosynthesis without the typical C4 anatomy.
One way of improving the usefulness of a plant crop might come not from studying where the plant cells grow, but where they die.
We have constructed a new CO2 microsensor with a tip diameter as small as the thinnest of human hairs. This new microsensor can be positioned in plant tissues in controlled laboratory experiments as well as in the field, and has already revealed some old secrets of submerged aquatic plants.
Marcos Buckeridge explains how death and destruction in sugarcane roots can lead to the development of gas spaces, which improve root function.