Ecological Archives A021-055-A2

Robert J. Steers, Jennifer L. Funk, and Edith B. Allen. 2011. Can resource-use traits predict native vs. exotic plant success in carbon amended soils? Ecological Applications 21:1211–1224.

Appendix B (TABLE B1). Average cover (%) of species found in experimental plots in spring of 2006 and 2008.

2006 2008
Control Carbon
(50:1)
Carbon High
(100:1)
Control Carbon
(50:1)
Carbon High
(100:1)
Invasive Annuals              
Geraniaceae Erodium cicutarium 1.3 0.6 2.2 1 2.3 0.7 7.1 3.3 1.6 0.6 1.1 0.3
Poaceae Bromus madritensis 0.7 0.3 1.7 0.4 1.4 0.4 0.2 * 0.4 * 0.4 0.1
Schismus spp. 64.9 2.5 34.8 3.9 26.6 3.8 50.3 3.9 14.1 2.3 12.3 2
Native Annuals              
Asteraceae Chaenactis fremontii 5.4 1.3 5.1 1 5.9 1.7 20.9 5.2 4.8 1.2 3.7 1.2
Filago californica 0.1 0.1
Malacothrix glabrata 0.2 0.2
Stylocline gnaphaloides 0.1 * * * * *
Boraginaceae Amsinckia tessellata 0.2 0.2
Pectocarya linearis 1.3 0.6 2 1.1 0.9 0.4 3.2 1.5 0.4 0.2 0.2 *
Pectocarya penicillata 1.1 0.6 0.3 0.2 *
Pectocarya recurvata * * * 0.8 0.6 0.3 0.3 *
Brassicaceae Lepidium lasiocarpum 2.2 1.2 1.1 0.6 0.3 0.2 1 0.5 0.4 0.2 0.2 *
Fabaceae Lotus strigosus 1.1 0.5 1.5 0.6 1.5 0.9 0.4 0.4 0.1 * 0.1 *
Lupinus bicolor 0.4 0.4 * *
Onagraceae Camissonia californica 0.4 0.4 0.2 0.2 0.1 * * *
Camissonia pallida * * 0.3 0.3 * * 0.3 0.2
Poaceae Vulpia octoflora 0.3 0.3 0.5 0.5 * * *
Polemoniaceae Eriastrum diffusum * * 0.1 * 0.1 * *
Polygonaceae Chorizanthe brevicornu 0.9 0.7 0.4 0.1 0.6 0.3 1 0.9 0.2 0.1 0.3 0.1
Portulaceae Calyptridium monandrum 0.2 0.1 0.2 0.1 0.4 0.2 0.1 * * *
Native Perennials              
Asteraceae Ambrosia dumosa * 0.6 0.6 0.3 0.3
Fabaceae Lotus scoparius * 0.3 0.2 0.2 0.2 *
Liliaceae Dichelostemma capitatum 0.1 * 0.4 0.1 0.5 0.1 0.4 * 1 0.3 1.1 0.3
Malvaceae Sphaeralcea ambigua * 0.2 0.1 0.1 0.1 *

* indicates that percent cover was less than 0.1. Species with a cover of less than 0.1 percent in all treatments and years are excluded from the table. These species are Calycoseris parryi, Centrostegia thurberi, Chamaesyce albomarginata, Chorizanthe watsonii, Coreopsis californica, Crassula connata, Cryptantha barbigera, Eriogonum maculata, Filago depressa, Hymenoclea salsola, Larrea tridentata, Monoptilon bellioides, Pectocarya setosa, Phacelia distans, Plantago patagonica, Pleuraphis rigida, Rafinesquia neomexicana, and Salvia columbariae.


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