Dallisgrass
Paspalum dilatatum PoiretPoaceae

common name synonyms: Hiku Nua, Herbe Sirop, Dallis Grass, Herbe de Miel, Palpalum Dilate, Water Grass

scientific name synonyms: P. platense, Digitaria dilatata

subclass: Monocotyledoneae

superorder: Commelinidae

order: Poales

growth form: herb, grass

life history: perennial

level of invasiveness: invasive

weedy in native range: Yes

noxious weed in the u.s.: No

type of introduction: Accidental

number of vectors: 4.0

introduced range: Southwestern Europe, Italy, France, Spain, Britain, Crete, Israel, Portugal

native range: Brazil, Argentina (South America)

notes: found in damp, shady places and waste ground (can I assume this means naturalized?) , also known as Digitaria dilatata, native to Brazil to Argentina; introduced in U.S. (PUSDA); Fornell (1990): Codina (1908) found it at La Cellera, Catalonia in 1907, 1st record for Spain. Distrib'n still widening, weedy, found in riverbanks, ruderal areas. Found in orchards as a weed, but doesn't compete with trees, appreciated since creates a wetter microclimate. Sometimes used as a lawn grass, used as a forage grass in the U.S. In G. Brit., introduced via the wool industry (Ryves 1974), as it is presumably the case in Catalonia, where introduced grains were carried away by water and consequently dispersed along the rivers. It is also assumed that trains and wheeled vehicles contrib. to propagation. In Portugal (Pinto da Silva 1940), France (Heckel 1906), G. Brit. (Lousley 1961, Ryves 1974), Italy (Pignatti 1982), Kriti (Greuter et al 1985), as well as in Asia, Africa and Australia.; irrigation favors extent in cultivation (Guillerm); a wool and dock casual, also poss. a bird seed casual, Man in 1990, Surrey and London in 1994, a tropical fodder grass which soon becomes a weed; weed in Brazil, Colombia, Argentina, Chile, Mauritius, Uruguay, etc.

invasiveness notes: invasive




Credits: Credits: (c) 2001-2006 J. Forman Orth