Dichapetalum froesii Prance
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Authority
Prance, Ghillean T. 1972. Dichapetalaceae. Fl. Neotrop. Monogr. 10: 1-84. (Published by NYBG Press)
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Family
Dichapetalaceae
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Scientific Name
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Type
TYPE. Black 48-2884, Brazil, Amazonas, Rio Içana, Tunui, fl (holotype, NY; isotypes, COL, IAN, P).
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Description
Latin Diagnosis - Frutex scandens, ramulis juvenilibus sparse tomentellis. Folia alternata petiolata; petiolo 8.0-32.0 cm longo, sparse tomentello; laminae ellipticae, chartaceae, 12.0-28.0 cm longae, 5.0-15.0 cm latae, apice in acuminem 8.0-15.0 mm longum contractae, basi rotundatae vel subcuneatae, aequales, supra planae haud bullatae, subtus cum pilis rigidis sparse munitae; costa media supra plana vel leviter impressa; costis secundariis 7-10 jugis, supra planis; venis supra planis leviter impressis. Stipulae lanceolatae, ad 7.0 mm longae, caducae, tomentellae. Flores hermaphroditi, in paniculis 3.0-8.0 mm longis ad petiolos affixi, rachi ramisque sparse tomentellis vel puberulis, pedunculis 1.5-4.5 mm longis, pedicellis 1.5-2.0 mm longis. Bracteae bracteolaeque 0.5-2.0 mm longae, lanceolatae, persistentes, puberulae. Calyx circa 2.5 mm longus, extus griseo-puberulus, lobis aequalibus. Petala 5, glabra, aequalis, ad basim libera, apice leviter bifida. Stamina 5, omnis fertilis, cum calycis-lobis alternata aequantes. Discus constans ex glandulis 5, ellipsoideus, integer. Ovarium biloculare, ovulis in quoque loculo duobus, extus lanatum. Styli 2, versus basim lanati, supra glabri. Drupa ellipsoidea; epicarpio breviter appresso-tomentello; mesocarpio tenue; endocarpio tenuissimo, oseo, intus glabro.
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Discussion
This species is close to D. pedunculatum but differs in the much larger leaves, and the longer petioles and pedicels.
Flowering April to June.
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Distribution
Western Amazonia and the foothills of the Colombian Andes.
Colombia South America| Caquetá Colombia South America| Putumayo Colombia South America| Brazil South America| Amazonas Brazil South America|