Crichton, R., Dalrymple, S. E., & Hollingsworth, P. M. (2012). Horticultural Protocols to Aid the Conservation of Melampyrum sylvaticum, Orobanchaceae (Small Cow-Wheat), an Endangered Hemiparasitic Plant. Sibbaldia: The International Journal of Botanic Garden Horticulture, (10), 57–69. https://doi.org/10.24823/Sibbaldia.2012.67