Barner, J. 2009a. Propagation protocol for production of propagules (seeds, cuttings, poles, etc.) Eriogonum umbellatum Torr. seeds. Native Plant Network. U.S. Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources. http://npn.rngr.net/propagation/protocols [Accessed 2019 April 4].

Barner, J. 2009a. Propagation protocol for production of propagules (seeds, cuttings, poles, etc.) Eriogonum umbellatum Torr. seeds. Native Plant Network. U.S. Department of Agriculture, Forest Service, National Center for Reforestation, Nurseries, and Genetic Resources. http://npn.rngr.net/propagation/protocols [Accessed 2019 April 4].

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