Brésil. Território Federal de Roraima, Reserva Ecológica de Maracá. Estrada from base camp to Santa Rosa, first picada on the right leading to plot 4 (of forest regeneration team) 600 metres along picada.
41 km. N. of Senhor do Bonfin on the BA 130 highway to Juazeiro. Dry hillside with quartzitic metamorphic rocks and damp sandy river bed with surrounding caatinga. Alt. ca. 500 m.
Harley, R.M.|Renvoize, S.A.|Erskine, C.M.|Brighton, C.A.|Pinheiro, R.
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