. Panicum L. subg. Panicum sect. Panicum (Poaceae: Panicoideae: Paniceae) no Brasil.

GUGLIERI, A., LONGHI-WAGNER, H. M. & ZULOAGA, F. O

HOEHNEA

INSTITUTO DE BOTANICA (SAO PAULO),

Lugar: SAO PAULO, BRAZIL; Año: 2006 vol. 33 p. 185 - 217

0073-2877

    ABSTRACT – (Panicum  L. subgenus Panicum (Poaceae: Panicoideae: Paniceae) in Brazil). Panicum L. subg. Panicum includes around 100 predominantly tropical species. Of these, approximately 50 are American and they are spread from Canada to Argentina, Uruguay and Brazil. It is represented in Brazil for 30 species, three of them without defined section, and the others included in sections Dichotomiflora (Hitchc. & Chase) Honda, Panicum, Rudgeana (Hitchc.) Zuloaga, Urvilleana (Hitchc. & Chase) Pilger and Virgata Hitchc. & Chase ex Pilg. These species thrive in different environments, such as “cerrados”, “campos rupestres”, dry and humid grasslands, swamps, dunes and disturbed places. Identification key for sections and species incertae sedis of Panicum in Brazil, as well as identification key, descriptions, illustrations and geographic distribution data of  Panicum subg. Panicum sect. Panicum in Brazil are presented.Key-words: Gramineae, taxonomy