Verbascum exudate

Frank Lang Flang at WPO.SOSC.OSSHE.EDU
Thu Jul 6 11:41:03 CDT 1995

Local folks often bring me strange things to identify.  Has anyone ever
observed molasses-like globs of an amorphus, sweet, water soluble,
black substance on the inflorescences of Verbascum thapsus? It doesn't
appear to be insect (aphid) related. Any ideas?

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