Weeds Identification

Growth habit

upright and nonwoody

prostrate and nonwoody

woody bush or tree

Leaf structure

Leaf shape

Leaf arrangement

opposite

leaves not present

Leaf margin

Leaf stalk

shorter than leaf

longer than leaf

Leaf hairs

Stem cross section

square or multi-edged

Stem hairs

Thorns or spines

Ochrea

Milky sap

Present

Dominant flower color

purple

Flower symmetry

not symmetrical

radial symetery

bilateral symetry

not symmetrical

Flower diameter

dime

Lifecycle

Root structure

bulb/corm/enlarged stem/ nutlet

rhizomes present

stolons present

bulb/corm/enlarged stem/nutlet