Skip to main content

Table 1 Comparison between P. luisae and closely related species

From: Philodendron luisae (Araceae), a new species from Rio de Janeiro State, Brazil

Species Internodes dimension (cm) and shape Extrafloral nectaries Leaf dimension (cm) Primary lateral veins Inflorescences per sympodium Apical sterile zone Spathe color outside, constriction and opening at anthesis Resin canals inside the spathe
P. fragile 1–5, terete absent 15–37 × 9–24 4–5 1(−2) absent greenish becoming cream towards the apex, slightly constricted, moderately opened not visible
P. luisae 4.7–11(−15), markedly angular absent 16–20 × 9–11.3 3–4 1 present green becoming cream towards the apex, not constricted, moderately opened visible
P. millerianum 2.4–8.5, terete absent 20.2–21.7 × 4–11.1 4 1 present completely white, strongly constricted, slightly opened not visible
P. simonianum 2–4, terete absent 36–42 × 14–20 3–4 3–4 present completely white, not constricted, reflexed not visible
P. tenuispadix 3–4, terete present 51–59 × 24–27 6–8 1–3 present completely green, slightly constricted, almost completely opened, but not reflexed not visible
  1. Information from P. millerianum, P. simonianum and P. tenuispadix according to the original publications (Coelho and Sakuragui [2007], Sakuragui [2001] and Gonçalves [2002], respectively); from P. fragile according to Sakuragui et al. ([2005]).