CO2 Science

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

	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
Dactylis glomerata [Orchardgrass]	12	39.3%	7.2%
Dalbergia latifolia [Indian Rosewood]	1	9%	0%
Daucus carota [Carrot]	8	105.3%	38%	5	153.4%	104.8%
Dendrosenecio brassica [Afro-alpine Giant Rosette Plant]	1	65%	0%
Dendrosenecio keniodendron [Afro-alpine Giant Rosette Plant]	1	52%	0%
Dense Flowerd Cordgrass [Spartina densiflora]	6	17.5%	4.4%
Desert Eveningprimrose [Oenothera primiveris]	1	23%	0%
Devils Apron [Saccharina latissima]	1	63%	0%
Diazotrophic Cyanobacterium [Crocosphaera watsonii]	2	71%	38.2%
Dicranum scoparium [Dicranum Moss]				2	62.5%	5.3%
Dieffenbachia maculata				1	34%	0%
Digitalis purpurea [Purple Foxglove]	1	78%	0%
Digitaria sanguinalis [Hairy Crabgrass]	3	75.3%	32.7%
Dinoflagellate [Protoceratium reticulatum]				1	41%	0%
Dioscorea opposita [Chinese Yam]	4	75.8%	11%
Dipterocarpus sublamellatus [Keruing Kerut]	2	66%	4.2%
Dodonaea viscosa [Florida Hopbush]	1	42%	0%
Dragons Blood Tree [Croton urucurana]	2	47%	17.7%
Dropwort [Filipendula vulgaris]	3	273.7%	81.7%
Duckweed, Swollen [Lemna gibba]	2	55.5%	3.9%
Dwarf Eelgrass [Zostera noltii]	1	33%	0%