Digitaria ischaemum -... en.wikipedia.org

Digitaria ischaemum (smooth... gobotany.nativeplanttrust.o...

Digitaria ischaemum (Smooth... www.minnesotawildflowers.in...

Digitaria ischaemum (Small... plants.ces.ncsu.edu

Digitaria ischaemum (smooth... gobotany.nativeplanttrust.o...

SEINet Portal Network -... swbiodiversity.org

Digitaria ischaemum (Smooth... www.minnesotawildflowers.in...

Digitaria ischaemum | UMass... extension.umass.edu

Digitaria ischaemum | UMass... extension.umass.edu

Digitaria ischaemum... www.calflora.org

NameThatPlant.net:... www.namethatplant.net

Digitaria ischaemum (smooth... gobotany.nativeplanttrust.o...

Smooth Crabgrass (Digitaria... www.illinoiswildflowers.inf...

Digitaria ischaemum - FNA floranorthamerica.org

smooth crabgrass (Digitaria... www.forestryimages.org

Plants of Louisiana warcapps.usgs.gov

Digitaria ischaemum... powo.science.kew.org

OregonFlora Digitaria... oregonflora.org

Digitaria ischaemum - an... www.sciencedirect.com

Smooth Finger-Grass photo -... www.biopix.com