![](http://www.umbc.edu/cazabon/mobile/sites/uncult10.07.22_2084.jpg)
7/22/2010 +
Annual Sowthistle | Sonchus oleraceus (common sow-thistle, hare’s lettuce, colewort, milk thistle)
Smooth Crabgrass | Digitaria ischaemum (fingergrass, twitchgrass)
Spotted Spurge | Chamaesyce maculata (prostrate spurge, creeping spurge, matweed, milk purslane, spotted sandmat)
![](http://www.umbc.edu/cazabon/mobile/map/uncult11.07.22_0234.jpg)
click to access interactive map
SITES
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