NOTE ON ELEOCHARIS TUCUMANENSIS (CYPERACEAE)

ENCARNACIÓN R. GUAGLIANONE ^1,4 , OSAMU UENO ² & BARBARA RUTHSATZ ³

¹ Instituto de Botánica Darwinion, Casilla de Correo 22, 1642 San Isidro, Buenos Aires, Argentina

² National Institute of Agrobiological Resources, Kannondai 2-1-2, Tsukuba, Ibaraki 305, Japan 3 Universität Trier-FB VI Geobotanik, D 54286, Trier, Germany

ABSTRACT: Guaglianone, E. R., Ueno, O. & Ruthsatz, B. Note on Eleocharis tucumanensis (Cyperaceae). Darwiniana 35: 169-173.

Eleocharis tucumanensis Barros grows in the high mountains of Argentina, Bolivia and Chile. The anatomical structure of culms was studied and showed it is a C3 species. A complete description, illustrations, and SEM micrographs of the achenes are given.

Key words: C₃ species, Achenes, Micromorphology, Eleocharis tucumanensis, Cyperaceae.

Palabras clave: especie C₃ , Aquenios, Micromorfología, Eleocharis tucumanensis, Cyperaceae.

¹ Miembro de la Carrera de Investigador, CONICET