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Source(s): 1988 (Americas) Zarucchi JL |
1189. |
Cowan, R.S. et al., 1952 | |
Brittonia 7(5):389-414 Plant Explorations British Guiana I. |
1738. |
Yakovlev, G.P., 1976 | |
Bot.Zurn.61(9):1304-1308 Zollernia Ness and Lecointea Ducke |