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A new species of Lippia Sect. Dioicolippia (Verbenaceae) from Rio Grande do Sul State, Brazil

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Abstract

Lippia includes 150–200 species mainly distributed in South America. Based on field surveys, analysis of nomenclatural types and other specimens, as well as the relevant literature, we found an interesting new species belonging to L. sect. Dioicolippia, which is here described and illustrated. Lippia crucifera inhabits Campos de Areia (sandy grasslands) of the Pampa biome in southwestern Rio Grande do Sul State, Brazil. It is characterized mainly by its small habit, 1–2 fertile nodes, hirsute leaves covered by longer trichomes 1.8–2.6 mm long, lack of glandular trichomes, and congested inflorescence borne on relatively short peduncles 2–10 mm long. Data regarding its geographic distribution, phenology, habitat, conservation, morphological affinities with similar species, and a key to distinguish the new species from its allies are provided.

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Acknowledgments

We are indebted to the curators and staff who helped us when consulting the different herbaria visited. We thank the two anonymous reviewers and Jesús González-Gallegos for their suggestions, which greatly improved the manuscript. The first author acknowledges Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES) for a scholarship, and also thanks the Graduate Program in Biological Sciences (Unipampa/São Gabriel) for their support.

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Correspondence to Bárbara Pinheiro Moreira.

Appendix 1. Examined specimens of Lippia asperrima, L. coarctata, L. polytricha, and L. turnerifolia

Appendix 1. Examined specimens of Lippia asperrima, L. coarctata, L. polytricha, and L. turnerifolia

Lippia asperrima. ARGENTINA. Corrientes: Itatí, ruta 12, 37 km E del desvío a Itatí, 18 Feb 1983, A. Schinini & R. Carnevali 23,306 (CTES); Ituzaingó, 15 km E de ruta 12, caminho a San Carlos, 11–13 Feb 1971, A. Krapovickas et al. 18,089 (CTES); Uburucujá Estância Santa Teresa, 14 Oct 1954, A. Burkart 19,566 (P photo, SI). Tucumán: San Javier, 29 Mar 1888, M. Lillo 371 (P photo). BRAZIL. [Brasilia] F. Sellow s.n. (P photo). Rio Grande do Sul: Dom Pedrito, BR293, Santa Zilda, 30 Nov 2018, L. P. Deble 16,851 (CTES); Itaqui, BR472, 23 km após entrada para Maçambará na beira da estrada, 12 Oct 2018, L. P. Deble & B. P. Moreira 17,328 (CTES); Santiago, RS287, 2,6 km após trevo acesso à RS168, 12 Oct 2019, L. P. Deble & B. P. Moreira 18,404 (CTES); São Borja, p. Garruchos, 4 Feb 2013, L. P. Deble et al. 14,328 (CTES). PARAGUAY. San Pedro: Ipacaray, in dumetosis, Jan 1898, E. Hassler (P photo). URUGUAY. Rivera: ruta 30, subida de Peña, 2 Nov 2019, L. P. Deble & B. P. Moreira 18,406 (MVFA, CTES).

Lippia coarctata. BRAZIL. Rio Grande do Sul: Alegrete, na Restinga Seca, via Férrea Alegrete-Uruguaiana, Jan 1967, J. Mattos s.n. (HAS81730); Dom Pedrito, RS630, cerro do Graxaim, 19 Sep 2017, L. P. Deble et al. 16,517 (CTES); Quaraí, estrada municipal da associação rural, 6km após a entrada, 12 Oct 2018, L. P. Deble & B. P. Moreira 17,327 (CTES); Rosário do Sul, Serra do Caverá, 29 Nov 2016, J. Schaefer et al. 644 (ICN); Santana do Livramento, Cerro Verde, 20 Dec 2013, R. A. X. Borges et al. 1317 (ICN); Fazenda Santo Antônio divisa com Uruguai, 11 Sep 2009, I. I. Boldrini et al. 1598 (ICN); BR293, nas nascentes do Sarandi, 11 Oct 2018, L. P. Deble & B. P. Moreira 17,326 (CTES); próximo do aeroporto, Oct 1984, J. Mattos s.n. (HAS81675). URUGUAY. Florida: Estancia Rincón de Santa Elena, Río Yi entre arr. Timote y Mansavillagra, 21 Oct 1943, B. Rosengurtt PE-5171 (MVFA, SI photo, US photo, NY photo). Paysandú: ruta 26, km 166, Ayo Cañada de la Manguera, 1 Apr 2005, O. Morrone et al. 5253 (SI, CTES).

Lippia polytricha. PARAGUAY. Amambay: estancia Santa Victoria, cerca del Casco, sur de Bella Vista, 16 Oct 1994, I. Basualdo et al. s.n. (FCQ 14355); Ruta 3, pr. Intersecção com a ruta 5, 4 Feb 2014, L. P. Deble et al. 15,309 (FCQ, HDCF). Caaguazú: Río Jejuí Guazú, curso superior, Jejui guazú, Sep 1899, E. Hassler 4636 (G photo). San Pedro: In campis pr. San Estanislao, Aug 1898–1899, E. Hassler 4184 (G photo). Presidente Hayes: ruta 5, logo ap. intersecção com a ruta 9, 5 Feb 2014, L. P. Deble et al. 15,310 (FCQ, HDCF).

Lippia turnerifolia. ARGENTINA. Corrientes: Capital, Perichón, costa del río Paraná, 7 Abr 1974, A. Schinini 8728 (CTES); Concepción, Tabay, 29 Mar 1975, M. M. Arbo et al. 1000 (CTES); Santo Tomé, Gobernador Virasoro, ruta nac. 14, 30 november 1970, A. Krapovickas et al. 16,661 (CTES). Jujuy: Capital, Quebrada de Lozano, 15 Feb 1972, A. L. Cabrera et al. 22,096 (SI, CTES). BRAZIL. Rio Grande do Sul: Sine loco, 1816–1821, A. Saint-Hilaire 2606 (P photo); Quaraí, BR293, 8 km do acesso ao município, em afloramento rochoso de arenito, 11 Oct 2018, L. P. Deble & B. P. Moreira 17,329 (CTES); Palmar do Coatepe, 11 Oct 2018, L. P. Deble & B. P. Moreira 17,330 (CTES); Santana do Livramento, Cerro Tobatinga, 24 Feb 1947, A. Castellanos 15,763 (SI); Estrada Cerros Verdes, 31 Mar 2018, L. P. Deble & B. P. Moreira 17,321 (CTES); Cerros Verdes Faz. Vento Haragano, 9 Nov 2008, A. Schneider 1632 (ICN); Santo Ângelo, Granja Piratini, 19 Nov 1973, K. Hagelund 7812 (ICN). Paraná: Curitiba, 30 November 1973, G. Hatschbach 33,436 (SI); 18 Nov 1983, R. Kummrow 2441 (SI); Lapa, 26 Sep 1948, G. Hatschbach 1006 (NY photo); Guarapuava, Águas Santa Clara, 17 Nov 1963, E. Pereira 7942 (HB photo). PARAGUAY. Cordillera: Itacurubi, 3 Oct 1967, T. M. Pedersen 8457 (CTES). Itapuá: dens le prairies, 9 Sep 1874, B. Balansa 1036b (P photo). URUGUAY. Artigas: Mazoller, 10 Nov 2018, L. P. Deble & B. P. Moreira 18,407 (MVFA, CTES). Rivera: ruta 30, subida de Peña, 10 Nov 2018, L. P. Deble & B. P. Moreira 18,408 (MVFA, CTES).

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Moreira, B.P., de Souza, V.Q. & Deble, L.P. A new species of Lippia Sect. Dioicolippia (Verbenaceae) from Rio Grande do Sul State, Brazil. Brittonia 73, 353–360 (2021). https://doi.org/10.1007/s12228-021-09673-w

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