An updated synopsis of Neurolaena (Neurolaeneae, Asteraceae) with a new species from the Colombian Andes Author Bueno, Vinicius R. Universidade Federal do Rio Grande do Sul, Programa de Pós-graduação em Botânica, Laboratório de Sistemática Vascular, Prédio 43432, sala 107, Porto Alegre, RS 91501 - 970, Brazil Author Gostel, Morgan R. 0000-0002-3169-627X Botanical Research Institute of Texas, 1700 University Dr, TX 76107 - 3400, Fort Worth, United States of America; Department of Botany, National Museum of Natural History, MRC 166, Smithsonian Institution, Washington, D. C., 20013 - 7012 USA mgostel @ brit. org; https: // orcid. org / 0000 - 0002 - 3169 - 627 X mgostel@brit.org Author Heiden, Gustavo 0000-0002-0046-6500 Embrapa Clima Temperado, Rodovia BR 392, km 78, Caixa Postal 403, Pelotas, RS 96010 - 971, Brazil gustavo. heiden @ embrapa. br; https: // orcid. org / 0000 - 0002 - 0046 - 6500 gustavo.heiden@embrapa.br text Phytotaxa 2023 2023-10-25 622 2 131 145 https://phytotaxa.mapress.com/pt/article/download/phytotaxa.622.2.3/51247 journal article 304689 10.11646/phytotaxa.622.2.3 f07ca9b6-83ef-4712-9c05-a113615366ce 1179-3163 10146797
TABLE 2. Key morphological characteristics of Neurolaena (Asteraceae, Neurolaeneae) sections and series.
Neurolaena
Neurolaena sect. NeurolaenaNeurolaena sect. Brevipaleae
Ratio palea × disc floret corollaGreater than 1Equal to or less than 1
N. ser. NeurolaenaN. ser. MacrocephalaeN. ser. EradiataeN. ser. Radiatae
Capituladiscoiddiscoiddiscoidradiate
Involucrecylindricalcampanulatecylindrical, often campanulatecylindrical to narrowly campanulate, sometimes campanulate
Involucre (long × wide mm)2.75–9 × 2.9–97.85–12 × 8.6–156.7–9 × 4.6–144.8–7 × 3–9
Ratio of the length-width of the involucreGreater than 1, often less than or equal to 1.Less than 1Less than 1Less or equal than 1
Paleae (long mm)4.9–6.57–105.5–7.43.3–5.45
Disc floret corolla (long mm)4.3–66–7.56–7.854.55–6.45
Pappus bristles (long mm)2.4–64.8–73.5–7.61.2–5.2