lettuce, Lactuca sativa  (Asterales: Asteraceae) - 1570887

lettuce
Lactuca sativa L.

Descriptor: Plant(s)
Description: Lateral roots on lettuce seedling are few and many with blackened tips.  Soil toxin suspected (e.g., fertilizer injury, allelopathic crop residue). November 1994.
Image type: Field
Image location: Imperial County, California, United States

Photographer Information

Name: Gerald Holmes
Organization: California Polytechnic State University at San Luis Obispo
Country: United States

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Image Number: 1570887

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Image Citation:(?) Gerald Holmes, California Polytechnic State University at San Luis Obispo, Bugwood.org

Node Affiliation: University of Georgia

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Image uploaded on Wednesday, August 12, 2009
Image Information last updated on Thursday, July 08, 2010