TABLE 2 in An updated synopsis of Neurolaena (Neurolaeneae, Asteraceae) with a new species from the Colombian Andes

TABLE 2. Key morphological characteristics of Neurolaena (Asteraceae, Neurolaeneae) sections and series.
NeurolaenaNeurolaena sect. NeurolaenaNeurolaena sect. BrevipaleaeRatio palea × disc floret corollaGreater than 1Equal to or less than 1N. ser. NeurolaenaN. ser. MacrocephalaeN. ser. EradiataeN. ser. RadiataeCapituladiscoiddiscoiddiscoidradiateInvolucrecylindricalcampanulatecylindrical, often campanulatecylindrical to narrowly campanulate, sometimes campanulateInvolucre (long × wide mm)2.75–9 × 2.9–97.85–12 × 8.6–156.7–9 × 4.6–144.8–7 × 3–9Ratio of the length-width of the involucreGreater than 1, often less than or equal to 1.Less than 1Less than 1Less or equal than 1Paleae (long mm)4.9–6.57–105.5–7.43.3–5.45Disc floret corolla (long mm)4.3–66–7.56–7.854.55–6.45Pappus bristles (long mm)2.4–64.8–73.5–7.61.2–5.2