Plant Photosynthesis (Net CO2 Exchange Rate) Responses
to Atmospheric CO2 Enrichment

R

   300 ppm   600 ppm   900 ppm 
Plant Name  Number of
Studies 
 Arithmetic
Mean 
 Standard
Error 
 Number of
Studies 
 Arithmetic
Mean 
 Standard
Error 
 Number of
Studies 
 Arithmetic
Mean 
 Standard
Error 
Radish, Wild [Raphanus raphanistrum] 232%7.1%        
Radish, Wild [Raphanus sativus] 830.4%7%        
Radish, Wild [Raphanus sativus x raphanistrum] 1109%0%        
Ragweed, Annual [Ambrosia artemisiifolia] 337.7%5.2%        
Ragweed, Tuscon Burr [Ambrosia cordifolia] 345.7%3.8%        
Rainbow Eucalyptus X Red River Gum Hybrid [Eucalyptus deglupta x e. camaldulensis] 244%20.5%        
Rainforest Tree [Argyrodendron trifoliolatum]     465.5%3.9%    
Rainforest Tree, Semi-Evergreen [Agathis microstachya] 150%0%        
Ramalina menziesii [Menzies' Cartilage Lichen] 120%0% 127%0%    
Rangiora [Brachyglottis repanda] 1120%0%        
Ranunculus acris [Tall Buttercup] 136%0%        
Ranunculus [Buttercup] 147%0%        
Ranunculus glacialis [Glacier Buttercup] 344%8.9%        
Raphanus raphanistrum [Wild Radish] 232%7.1%        
Raphanus sativus [Wild Radish] 830.4%7%        
Raphanus sativus x raphanistrum [Wild Radish] 1109%0%        
Ratany, Littleleaf [Krameria erecta] 4115.8%28.6%        
Red Alga [Gracilaria lemaneiformis] 220%10.6%        
Red Ironbark [Eucalyptus sideroxylon] 668.8%9%        
Red Pitaya [Hylocereus undatus]     563%9.8%    
Red Seaweed [Hypnea spinella] 132%0%     137%0%
Red Seaweed [Pyropia haitanensis] 129%0%        
Redbud Tree, Eastern [Cercis canadensis] 3127.3%48%        
Redwood, Coastal [Sequoia sempervirens] 377.7%31.4%        
Redwood, Dawn [Metasequoia glyptostroboides] 386.3%42.8%        
Reedgrass, Chee [Calamagrostis epigeios] 127%0%        
Rhaphiolepsis indica [Indian Hawthorn] 179%0%        
Rhizophora mangle [American Mangrove] 211.5%0.4%        
Rhytidiadelphus triquetrus [Rough Goose Neck Moss] 166%0%        
Rice [Oryza sativa] 7946.8%4.8% 1066%9.6% 156%0%
Ricinus communis [Castor Bean] 234%0%        
Rosa hybrida [Rose] 135%0% 3122%36.7%    
Rose Gum Tree [Eucalyptus urophylla] 267.5%15.2%        
Rosemary, Wild [Ledum palustre] 10%0%        
Rose [Rosa hybrida] 135%0% 3122%36.7%    
Rosette Plant, Giant Afro-alpine [Dendrosenecio brassica] 165%0%        
Rosette Plant, Giant Afro-alpine [Dendrosenecio keniodendron] 152%0%        
Rosette Plant, Giant Afro-alpine [Lobelia telekii] 152%0%        
Roundhead Lespedeza [Lespedeza capitata] 114%0%        
Rudbekia hirta [Blackeyed Susan] 15%0% 145%0%    
Rumex acetosa [Common Sorrel] 153%0%        
Ryegrass, Darnel [Lolium temulentum] 223.5%1.8%        
Ryegrass, Perennial [Lolium perenne] 3239.8%3.7%        

Printer Friendly Version