Purpletop

Purpletop

:"Purpletop" is also colloquial for Purpletop Vervain ("Verbena bonariensis"), a common ornamental plant."Taxobox
name = Purpletop


image_width = 240px
regnum = Plantae
divisio = Magnoliophyta
classis = Liliopsida
ordo = Cyperales
familia = Poaceae
genus = "Tridens"
species = "T. flavus"
binomial = "Tridens flavus"
binomial_authority = (L.) A.S. Hitchc.

Purpletop ("Tridens flavus"), also "Red Top" and "Greasegrass", is a large, robust perennial bunchgrass, native to North America. The seeds are purple, giving the grass its common name. The seeds are also oily, leading to its other common name, "greasegrass". It reproduces by seed and tillers. The grass is often confused with Johnson grass.

External links

* [http://www.noble.org/webapps/plantimagegallery/Plant.aspx?PlantID=77&PlantTypeID=2 Samuel Roberts Noble Foundation]
* [http://plants.usda.gov/java/profile?symbol=TRFL2 USDA Natural Resources Conservation Service]


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