A NEW SPECIES OF POLYLEPIS (ROSACEAE) FROM PERU
DOI:
https://doi.org/10.22497/202Abstract
Abstract
Polylepis rodolfo-vasquezii, a new species of the Rosaceae family, is described and illustrated; from the buffer area of the Bosque de Proteccion Pui Pui, region of Junin, province of Satipo, Peru. This species is similar to P. subsericans, which is characterized by leaves with 1-3 pairs of leaflets and flexuose petioles; inflorescence pendulous 3-4 cm in length and 4 flowers with 3-4 sepals; cylindrical fruit with irregularly flattened spines. In contrast, P. rodolfo-vasquezii has leaves with only 3 leaflets; inflorescence 1-flowered, erect; flowers with 3 sepals and fruits oblong with three slightly flattened ridges.
Keywords: buffer area, Bosque de Proteccion Pui Pui, Polylepis, Rosaceae, inflorescence 1-flowered, Andes, Peru.
Resumen
Polylepis rodolfo-vasquezii, una nueva especie de la familia Rosaceae, es descrita e ilustrada; proveniente de la zona de amortiguamiento del Bosque de Protección Pui Pui, región de Junín, provincia de Satipo, Perú. La especie es similar a Polylepis subsericans, que se caracteriza por tener hojas con 1-3 pares de foliolos y peciolos flexuosos; inflorescencia péndula de 3-4 cm de longitud con 3-4 flores y 4 sépalos; frutos cilíndricos, con espinas irregularmente aplanadas. Contrariamente, Polylepis rodolfo-vasquezii tiene hojas con solo 3 foliolos; inflorescencia erguida uniflora, flores con 3 sépalos y los frutos oblongos con tres crestas ligeramente aplanadas.
Palabras clave: zona de amortiguamiento, Bosque de Protección Pui Pui, Polylepis, Rosaceae, inflorescencia 1-floreada, Andes, Perú.
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