Photosynthesis (Net CO2 Exchange Rate) References
Caloplaxa trachyphylla (Tuck) A. Zahlbr. [Lichen]
Coxson, D.S., Brown, D. and Kershaw, K.A. 1983. The interaction between CO2 diffusion and the degree of thallus hydration in lichens: Some further comments. New Phytologist 93: 247-260.