Zornia villosa Herter, Revi. Sudamer. Bot.

Zornia villosa (Malme) Herter, Revi. Sudamer. Bot. 7: 210. 1943. Zornia latifolia var. villosa Malme, Ark. Bot. 23A(13): 24. 1931. Fig. S3 Type: ARGENTINA. Misiones: Posadas, Bonpland, 11 January 1908, E.L. Ekman 1700 (holotype NY-01477289!; isotype S–1212677!). Zornia vestita Mohlenbr., Webbia 16(1): 97. 1961. Type: BRAZIL. São Paulo: Itirapina, 22 January 1951, G.A. Black 51–11117 (holotype IAN). Shrub to ca. 50 cm tall. Stems erect, branched, villous. Leaves with 2 leaflets, petiolate. Leaflets 10–50 × 5–20 mm, lanceolate, pubescent. Stipules elliptic, 5–6 veined. Inflorescences spiciform, axillary, 30 cm long. Bracteoles 11–15 × 4–7 mm, lanceolate, 5–8 veined, punctate, villous, green. Loment with 4–7 articles; articles 2 × 2 mm, reticulate-veined, bristle-like trichomes 0.5 mm long. Distribution and habitat: Argentina, Brazil, Uruguay. It occurs mainly in Savanna. Conservation Status: Vulnerable (VU). The habitat of Z. villosa across its distribution range has been fragmented into vulnerable isolated patches (EOO= 1,934,880.012 km ²; AOO= 160.000 km ²). Notes: Zornia villosa is characterized by its villous stems and bracteoles. Representative specimen examined: ARGENTINA. Posadas: Bonpland, 11 January 1908, E.L. Ekman 1700 (S). BRAZIL. Bahia: Espigão Mestre, 8 March 1972, W.R. Anderson et al. 36827 (NY); Distrito Federal: Brasília, 2 February 1981, E.P. Heringer et al. 6111 (M); Goiás: Alto Paraíso de Goiás, 20 March 1969, H.S.Irwin et al.24704 (NY); Mato Grosso: Torixoren, 14 February 1974, G. Hatschbach 34175 (Z); Minas Gerais: Campo Alegre, 18 November 1973, G. Hatschbach & C. Kocziki 33381 (NY); Paraná: Laranjeiras do Sul, 10 December 1968, G. Hatschbach & O. Guimarães 20617 (NY); São Paulo: Itirapina, 28 January 1984, H.F. Leitão – Filho et al. 15928 (UEC); Rio Grande do Sul: Bom Jesus, 1 January 1947, Rambo 35059 (NY). URUGUAY. Rivera: s.loc., 11 December 1997, V.S. Neffa et al. 447 (NY).