1. Aguirre, J.C., Velásquez, L.R.S., 2006. Seed ecology and germination treatments in Magnolia dealbata: An endangered species. Flora - Morphology, Distribution, Functional Ecology of Plants 201(3), 227-232, https://doi.org/10.1016/j.flora.2005.07.004.
2. Alba, C., Moravcová, L., Pyšek, P., 2016. Geographic structuring and transgenerational maternal effects shape germination in native, but not in introduced, populations of a widespread plant invader. American Journal of Botany 103: 837–844. doi: 10.3732/ajb.1600099.
3. Bagheri, F., Tahvilian, R., Karimi, N., Chalabi, M., Azami, M., 2018. Shikonin Production by Callus Culture ofOnosma bulbotrichomas Active Pharmaceutical Ingredient. Iranian Journal Of Pharmaceutical Research: IJPR, 17(2), 495–504.
4. Baskin, C.C., Baskin, J.M., 2014. Seeds: Ecology, Biogeography, and Evolution of Dormancy and Germination, second ed. Elsevier/Academic Press, San Diego.
5. Brzuszek, R.F., Harkess, R.L., Kelly, L., 2010. Survey of master gardener use of native plants in the Southeastern United States. HortTechnlogy 20: 462-466.