Fabaceae Lindl. in a Conservation Unit in the Semi-Arid Region of Paraíba, Brazil Author Gomes, Aureliana Santos Departamento de Geografia - Universidade Federal de Campina Grande: - Campus I, Centro de Humanidades. Unidade Acadêmica de Geografia-UAG, R. Aprígio Veloso, 882, Universitário, Campina Grande, PB, 58428 - 830, Brasil. Author Rodrigues, Erimágna De Morais Author Moura, Débora Coelho Departamento de Geografia - Universidade Federal de Campina Grande: - Campus I, Centro de Humanidades. Unidade Acadêmica de Geografia-UAG, R. Aprígio Veloso, 882, Universitário, Campina Grande, PB, 58428 - 830, Brasil. Author Melo, José Iranildo Miranda De Programa de Pós-Graduação em Ecologia e Conservação - Universidade Estadual da Paraíba - UEPB, Departamento de Biologia, Centro de Ciências Biológicas e da Saúde, Av. das Baraúnas 351, Campus Universitário, Bairro Universitário, Campina Grande, PB, 58429 - 500, Brasil. Author Ribeiro, Rayane De Tasso Moreira Universidade Federal Rural de Pernambuco, Departamento de Biologia, Laboratório de Taxonomia Vegetal (LATAX), Rua Dom Manoel de Medeiros, s / n, Campus Dois Irmãos, 52.171 - 900, Recife, PE, Brasil. Author Queiroz, Rubens Teixeira De Departamento de Sistemática e Ecologia- Universidade Federal da Paraíba - Campus I, Centro de Ciências Exatas e da Natureza, Jardim Universitário, Castelo Branco, João Pessoa, PB, 58051 - 900, Brasil. & Author for correspondence: rbotânico @ gmail. com text Phytotaxa 2022 2022-07-19 555 1 17 41 http://dx.doi.org/10.11646/phytotaxa.555.1.2 journal article 102841 10.11646/phytotaxa.555.1.2 2e2412c5-4709-4f24-b489-db901a316721 1179-3163 6875635 7. Canavalia brasiliensis Martius. ex Bentham (1837: 71) . ( Fig. 3i ) Vines , branches tomentulous, inermous. Nectary absent. Stipules lateral, triangular. Leaves imparipinnate, 3– foliolate, leaflets opposite, ovate, venation brochidodromous, translucid punctuation absent. Inflorescence raceme, axillary. Flowers pedicellate, zygomorphic, diplostemonous; calyx gamosepalous, sepals 4, corolla dialypetalous, papilionaceous, rose, petals 5; androecium diadelphous, heterodinamous, anthers longitudinal; ovary superior, sessile, pluriovulate. Fruit legume, sessile, linear, plane, margin straight, epicarp glabrous, brown. Seeds elliptic, plane, coat brown, hilum basal. Examined material:— BRAZIL . Paraíba : Maturéia , Pico do Jabre , 800 m evel., 02 December 2019 , fl. & fr., Aureliana Gomes 3169 ( HACAM ) . Distribution and ecology:— The species has a neotropical distribution, in Brazil it is present in the five regions, with wide distribution in the Northeast region. It occurs in the domains of the Amazon, Caatinga, Cerrado and Atlantic Rainforest, and is present in coastal areas, dunes and wetlands ( Córdula et al. 2008 , INCT - Virtual Herbarium of Flora and Fungi). Phenology: —Registered with flowers and fruits in December. Taxonomic discussion:— Canavalia brasiliensis can be recognized by the vine habit, lateral stipules, inflorescences in axillary racemes, by the flowers with gamosepalous calyx, 4 sepals, pink papilionaceous corolla with 5 petals and fruits in legumes with winged streaks on their margins.