Photosynthesis (Net CO2 Exchange Rate) References
Petalostemum villosum [Silky Prairie Clover]
Lee, T.D., Barrott, S.H. and Reich, P.B. 2011. Photosynthetic responses of 13 grassland species across 11 years of free-air CO2 enrichment is modest, consistent and independent of N supply. Global Change Biology 17: 2893-2904.