Utricularia laxa A. St.-Hil. & Girard

Guedes, Felipe Martins, Miranda, Vitor Fernandes Oliveira & Alves, Marccus, 2022, Diversity and distribution of Lentibulariaceae in Bahia state, Brazil: implications for phytogeography and conservation, Phytotaxa 556 (3), pp. 213-255 : 235

2.15. Utricularia laxa A. St.-Hil. & Girard , Comptes Rendus Hebdomadaires des Séances de l’Académie des Sciences 7(21): 870 (1838). [ Figs. 1 and 6Y ].

Terrestrial or helophyte.Aerial linear leaves. Slender and flexible scape. Basifixed and free bracts and bracteoles, entire margins. Ascending pedicels in fruits. Sepals with inconspicuous nerves, plan and entire margins. Yellow corolla, nongibbous palate, galeate lower lip, curved and acute spur, as long as and perpendicular to the lower lip. Longitudinally dehiscing capsule.

Selected material:— São Desidério, Manoel de Souza, Fazenda Palmeiral, 22 July 2007, fl., A. Cotrim 868 ( HUEFS).

Additional material:— BRAZIL. Tocantins: Paranã, 30 March 2004, fl. and fr., A.C. Sevilha 4024 ( CEN) .

Comments:— Utricularia laxa can be confused with U. adpressa , U. erectiflora and U. juncea (see comments on each species). Here we report a new record for Bahia state, in an area of vereda.

Figures

FIGURE 1. Distribution of Lentibulariaceae species in Bahia state.

FIGURE 6. A. Genlisea aurea; B. G. exhibitionista; C. G. filiformis; D. G. guianensis; E. G. lobata; F. G. repens; G. G. tuberosa; H. G. uncinata; I. Utricularia adpressa; J–K. U. amethystina; L–M. U. blanchetii; N. U. breviscapa; O. U. costata; P. U. cucullata; Q. U. erectiflora; R. U. flaccida; S. U. foliosa; T. U. gibba; U. U. guyanensis; V. U. hydrocarpa; W. U. jamesoniana; X. U. juncea; Y. U. laxa. (Photos A by J.C. Zamora; B by C. Rohrbacher; C by Z. Miranda; D, E, G, H by P.M. Gonella; F, Y by H. Dolsan; I–M, Q, R, U, X by F.M. Guedes; N, O by J. Fabricante; P by M. Hopkins; S. by Y. Canalli; T by A. Nepomuceno; V by G.S. Garcia; W by Y. Gouveia).