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1. Any of several grasses of the genus Cenchrus, having an inflorescence composed of spikelets enclosed in a spiny burlike involucre and often growing in sandy soil.
2. The spiny, easily detached involucre of any of these plants. In both senses also called sandspur.


or sand•burr


1. any of various grasses of the genus Cenchrus, having grains enclosed in prickly burs.
2. any of several bur-bearing weeds growing in sandy places.
[1820–30, Amer.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sandbur - grass of the eastern United States and tropical America having spikelets enclosed in prickly burssandbur - grass of the eastern United States and tropical America having spikelets enclosed in prickly burs
grass - narrow-leaved green herbage: grown as lawns; used as pasture for grazing animals; cut and dried as hay
Cenchrus, genus Cenchrus - a genus of grasses of the family Gramineae that have burs
References in periodicals archive ?
Common grasses were seacoast bluestem Schizachyrium scoparium, gulf cordgrass Spartina spartinae, sandbur Cenchrus incertus and purple threeawn Aristida purpurea (Gould 1978).
Fabales: Fabaceae), bahiagrass (Paspalum notatum Flugge; Poales: Poaceae), and sandbur grass (Cenchrus spp.
Several weed species, including the cocklebur, sandbur, burdock and buffalo bur, produce burs with hooked spines that can be caught up in the hair coats and tails of horses, cows and other animals.
Annual grasses such as crabgrass, goosegrass, foxtail, barnyardgrass, annual bluegrass, fall panicum, and field sandbur are often controlled with preemergence herbicides.
What's hot: BASF's Professional Vegetation Management Group: control of invasive weeds--cheatgrass and leafy spurge; land restoration; tools for minimizing wildfire impact; control of sandbur and grass weeds in bermudagrass pastures; new product information.
Control of a non-native plant, the sandbur weed (Cenchrus encinata) has been very effective in restoring the duck's nesting habitat, which includes native bunch grass (Eragrostis uariabalis).
For many years this beetle lived on the sandbur weed on high plateaus at the base of the Rocky Mountains.