CO2 Science

Plant Dry Weight (Biomass) Responses to Atmospheric CO2 Enrichment
I

	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
Ilex aquifolium [English Holly]	1	15%	0%
Indian Tree Of Heaven [Ailanthus excelsa]	1	49%	0%
Indian Grass, Yellow [Sorghastrum nutans]	5	194.6%	103.8%
Indian Rosewood [Dalbergia latifolia]	7	55.6%	7.8%
Ipomoea cairica [Mile A Minute Vine]	1	61%	0%
Ipomoea pes-caprae [Beach Morning Glory]	1	29%	0%
Ipomoea batatas [Sweet Potato]	8	35.8%	7.1%	1	148%	0%
Ipomoea hederacea [Ivyleaf Morningglory]	2	-21%	8.5%
Ipomoea lacunosa [Whitestar]	2	15%	14.8%
Ipomoea purpurea [Tall Morningglory]
Isatis indigotica [Chinese Woad]	5	43.8%	6.4%
Ivy, English [Hedera helix]	3	66%	10.6%	4	29.8%	2.4%	2	25%	7.8%
Ivy, Red [Hemigraphis alternata]							1	-9%	0%