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Published in Journal of the Arnold Arboretum • Jan 1, 1931
NobleIDNI4P28W18R77S58
Authors:
Alfred Rehder

Abstract

Another plant of the same source :is that shown m (he preceding figure. The crown just beginning to manifest tlie extreme svmptoms of graft-blight. Note the swelling at the graft union, the absence of scion roots, and the obvious inadequacy of the privet root-syst Root-svstems of two lilac plant-whi...

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