Senna pentagonia var. valens H.S.Irwin & Barneby
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Authors
Howard S. Irwin, Rupert C. Barneby
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Authority
Irwin, Howard S. & Barneby, Rupert C. 1982. The American Cassiinae. A synoptical revision of Leguminosae tribe Cassieae subtrib Cassiinae in the New World. Mem. New York Bot. Gard. 35, part 1: 1-454.
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Family
Caesalpiniaceae
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Scientific Name
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Type
Holotypus, R; isotypi, F, K, LE, P, NY, UB, US.
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Description
Variety Description - Fruiting pedicels 20-40 mm; otherwise as given in key. [Key: "Fls larger, the longest sepal 13-15 mm, the longest petal 21-30 mm; style 6.5-8 mm; body of 3 abaxial anthers 9-10 mm, their beak 4-5 mm; Brazilian Planalto (s. Maranhao, e.-centr. Goias and w. Bahia)."]—Collections: 5.
Distribution and Ecology - Disturbed campo cerrado and caatinga forest, in Goias and Bahia on limestone, ±500-800 m, apparently local along and near the divide between the upper Rio Tocantins to the w. and the left affluents of Rios Parnaiba and S. Francisco to the e. in lat. 7°-15°30'S, s. Maranhao, e.-centr. Goias and w. Bahia.—Fl. II-V.
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Distribution
Goiás Brazil South America| Bahia Brazil South America| Maranhão Brazil South America|