EXERCISE No. 91 

 IDENTIFICATION OF WEED SEED 



Object: To become familiar with the common weed 

 seeds. 



Material: Samples of the common weed seeds, weed 

 seed chart, and some grain mixed with various weed seeds. 



Method: Pick out the different weed seeds in the given 

 sample and identify them by the different samples or charts. 

 Pick out at least ten of each of the common weed seeds found 

 in the sample. 



Conclusion: Give the names and make drawings of the 

 various weed seeds to fasten in the mind their comparative 

 sizes and shapes. 



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