[1]
R. Crichton, S. E. Dalrymple, and P. M. Hollingsworth, “Horticultural Protocols to Aid the Conservation of Melampyrum sylvaticum, Orobanchaceae (Small Cow-Wheat), an Endangered Hemiparasitic Plant”,
Sibbaldia, no. 10, pp. 57–69, Oct. 2012, doi:
10.24823/Sibbaldia.2012.67.