Scouting for weeds: Redstem filaree
May 25, 2007 - Author: Steve Gower, Michigan State University Extension, Diagnostic Services
Editor’s note: This article is from the archives of the MSU Crop Advisory Team
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Redstem filaree: Erodium cicutarium (L.) L’Hér. ex Ait. (View photos)
Life cycle: Prostrate, fernlike winter annual or biennial.
Leaves: Leaves are hairy and compound with deeply cut leaflets that give a featherlike or fernlike appearance. Leaves initially develop from a dense basal rosette and stem leaves are opposite and sparse. Leaves usually have a grayish tinge.
Stems: Hairy, semierect stems arise from a prostrate, basal rosette.
Flowers and fruit: Pink or purple flowers with five petals are found clustered at the ends of long stalks. Fruit are long, beaklike capsules with five sections; each section contains a seed with a spirally twisted, corkscrew tail at maturity.