Isopterygium tenerum (Sw.) Mitt., J. Linn. Soc., Bot.

Jimenez, Soledad, 2024, Novedades para la flora de briófitos de la provincia de Chaco, norte de Argentina, Boletin de la Sociedad Argentina de Botanica 59 (4), pp. 465-480 : 472

publication ID	https://doi.org/10.31055/1851.2372.v59.n4.44697
persistent identifier	https://treatment.plazi.org/id/BA51C974-F911-FFD4-BCBF-FD55017DFA41
treatment provided by	Felipe
scientific name	Isopterygium tenerum (Sw.) Mitt., J. Linn. Soc., Bot.
status

Treatment

11. Isopterygium tenerum (Sw.) Mitt., J. Linn. Soc., Bot. View in CoL 12: 499. 1869.

These small, slender plants are recognized by the complanate disposition of the leaves, ovate and concave with an acuminate apex, plane margins, a short and double costa, alar cells well-differentiated, and linear laminal cells ( Buck, 1998; Allen, 2018). It was found growing on soil at the base of a palm tree, but it colonizes all types of substrates.

Distribution and habitat. This species is widely distributed in the Americas, from eastern North America to Central and South America (Sharp et al., 1994; Churchill & Linares, 1995; Allen, 2018). In Argentina, I. tenerum has been reported from Corrientes, Entre Ríos, Tucumán, Tierra del Fuego, and Misiones ( Matteri, 2003).

Specimens examined. ARGENTINA. Prov. Chaco: Dpto. General Güemes, Juan José Castelli , a 13 km del empalme de ruta 5 y 9 (25° 51´58.33´´ S, 60° 42´23.07´´ W), al borde de laguna pequeña, en la base de palmera entre hierbas, sobre tierra, abundante, sombrío y húmedo, 18-IX-2010, Jimenez & Jimenez 69a ( CTES) GoogleMaps .