- Lepidium densiflorum
taxobox
name = "Lepidium densiflorum"
regnum =Plantae
unranked_divisio =Angiosperms
unranked_classis =Eudicots
unranked_ordo =Rosids
ordo =Brassicales
familia =Brassicaceae
genus = "Lepidium "
species = "L. densiflorum"
binomial = "Lepidium densiflorum"
binomial_authority = Schrad.|"Lepidium densiflorum" is a species of flowering plant in the mustard family known by the common names common pepperweed and prairie peppergrass. It is a common and widespread plant in North America, where it grows in many habitats across Canada and the United States. It grows easily in disturbed sites and it is considered a weed in some areas. This is an annual or biennial herb producing a short, erect, branching stem up to about 30 centimeters in height. Leaves grow in a basal rosette at the base of the stem and reach up to about 10 centimeters long; leaves higher up on the stem are smaller and less prominently lobed. The plant produces
raceme inflorescence s of tiny flowers withsepal s each only about a millimeter long. There are usually no petals, though sometimes vestigial petals appear near the sepals. The fruit is a few millimeters long.External links
* [http://ucjeps.berkeley.edu/cgi-bin/get_JM_treatment.pl?2240,2504,2506 Jepson Manual Treatment]
* [http://plants.usda.gov/java/profile?symbol=LEDE USDA Plants Profile]
* [http://www.ars-grin.gov/cgi-bin/npgs/html/taxon.pl?316722 GRIN Species Profile]
* [http://calphotos.berkeley.edu/cgi/img_query?query_src=photos_index&where-taxon=Lepidium+densiflorum Photo gallery]
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