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Equisetum hybrids are often found literally between parents, but are also documented from places where one parent and sometimes even two parents have never been diagnosed; unfortunately, there are no biogeographical and population studies on this subject; however, according to HAUKE, R. L., hybrids may be better adapted to unfavorable conditions and remain in the area even when the parents are no longer there …

Posted on February 8, 2021 01:58 PM by radekwalkowiak