de Roon 1969 - Roon ACD (1969) THREE NEW SPECIES AND A NEW SUBSPECIES OF MARCGRAVIA AND SOUROUBEA (MARCGRAVIACEAE) FROM CENTRAL AMERICA*. Acta Botanica Neerlandica 18(1): 197-202. doi: 10.1111/j.1438-8677.1969.tb00584.x.
There is no corrections for Marcgravia serrae yet.