Desmodium uncinatum (Jacquin 1798: 298) Candolle (1825: 331)

Rauber, Cristiane Ritter, Lima, Laura Cristina Pires, Caxambu, Marcelo Galeazzi & Temponi, Lívia Godinho, 2021, Synopsis of Leguminosae from Iguaçu National Park, Paraná, Brazil, Phytotaxa 501 (2), pp. 245-280 : 257

23. Desmodium uncinatum (Jacquin 1798: 298) Candolle (1825: 331) . ( Fig. 5C )

Distribution: It occurs from Central America to Argentina ( Vanni 2001); in Brazil it occurs in states of the South, Southeast, Northeast and Central-west regions ( Flora do Brasil 2020). In ParNa Iguaçu it has been collected but without locality data.

Reproductive period: It flowers and fruits throughout the year ( Lima et al. 2014). In ParNa Iguaçu it was collected with flowers and fruits in May.

Diagnostic characteristics: Prostrate subshrubs with pinnate, trifoliolate leaves, central spots on the adaxial surface of the leaflets, flowers more than 7 mm long and triangular articles aid in the identification of D. uncinatum .

Conservation: Native-NE

Selected examined material: BRAZIL. Paraná: Parque Nacional do Iguaçu , 9 May 1949, (fl., fr.), J. Falcão 155 ( RB) .

Figures

FIGURE 5. A: Dalbergia frutescens, branch with fruit; B: Desmodium adscendens, branch with fruit; C: Desmodium uncinatum, branch with fruit; D: Enterolobium contortisiliquum, branch with fruit; E and F: Erythrina falcata: E: branch; F: glandular stipules; G: Holocalyx balansae, fruit; H: Indigofera suffruticosa, branch with fruit; I: Inga marginata, branch with inflorescence; J: Machaerium nyctitans, stem with prickles.