Photograph of living plants of S. lacteum, S. psilophyllum and S. verticillatum. A Inflorescence and flower of S. lacteum (Agra et al. 7284) B Habit of S. lacteum (from Linhares, ES; no voucher) C Habit of S. psilophyllum showing rhizomatous growth (Giacomin et al. 186) D Flowers and young stems of S. psilophyllum (Giacomin et al. 186) E Fruit of S. psilophyllum (Giacomin et al. 186) F Immature fruit of S. verticillatum, inset shows pseudo-verticillate branching pattern (Giacomin et al. 2016). Photographs: A–E (J.R. Stehmann), F (S. Knapp).