Panicum dichotomiflorum
Common names
smooth witch-grass
Biostatus
Exotic
Category
Vascular
Structural class
Grasses
Simplified description
Annual with fibrous roots. Stems 0.5 to 1.3 m long, smooth spreading, often partly flat on the ground. Lower nodes swollen, often rooting. Leaves smooth or sparsely hairy. Leaf sheaths heavy, short, smooth, loose, often purplish. Panicle more compact and shorter than that of witchgrass. (Wax, Fawcett and Isely 1981)
Conservation status
Not applicable
Detailed taxonomy
Family
Poaceae
Ecology
Year naturalised
1946
Origin
N. America
Life cycle and dispersal
Seeds about 1.5 mm long, yellow, smooth, dull, readily separated from hulls when ripe. (Wax, Fawcett and Isely 1981).
Other information
NVS code
The National Vegetation Survey (NVS) Databank is a physical archive and electronic databank containing records of over 94,000 vegetation survey plots - including data from over 19,000 permanent plots. NVS maintains a standard set of species code abbreviations that correspond to standard scientific plant names from the Ngä Tipu o Aotearoa - New Zealand Plants database.
PANDIC
Referencing and citations
References and further reading
Wax LM, Fawcett RS, Isley D, eds. 1981. Weeds of the North Central States. University of Illinois at Urbana-Champaign College of Agriculture, Illinois, USA. 303 p.