Abstract
Analysis of a native fern (Pteridium aquilinum L.) growing in large tracts of soil at about 1200 meters mean sea level in Greece indicated that it tolerated low levels of copper. Corn plants (Zea mays L.) grown in potted soild from the area did respond slightly to Cu added to the soil. Analysis of a native fern (Pteridium aquilinum L.) growing in large tracts of soil at about 1200 meters mean sea level in Greece indicated that it tolerated low levels of copper. Corn plants (Zea mays L.) grown in potted soild from the area did respond slightly to Cu added to the soil. © Williams & Wilkins 1982. All Rights Reserved.

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