Hyparrhenia rufa (Nees) Stapf

Camargo Keller, Victor, Lopes Pereira-Silva, Erico Fernando & Hardt, Elisa, 2021, High richness, new occurrences, and threatened species in a savanna grassland remnant in the largest Brazilian metropolis, Check List 17 (2), pp. 507-549 : 531

Hyparrhenia rufa (Nees) Stapf

Identification. Perennial tussock grass, 1–2 m height. Leaf-blades linear, scabrous, 35–50 cm long, 0.4–0.6 cm wide, ligulate. Distinguished by its open panicle, 25–35 cm long, with hairy spikelets containing a 15–26 mm long awn.

Common name. Capim-jaraguá

Remarks. African grass with invasive potential. Widespread on some disturbed sites, not occurring on the native grassland.

Brazilian range. Midwest, North (except AC and AP states), Northeast (except AL and RN states), South and Southeast regions.

Material examined. BRAZIL – São Paulo • Franco da Rocha, Parque Estadual do Juquery ; 23°20′17″S, 046°42′19″W; 15 Jun. 2018; collection number vck308; HUFABC2170 .