“gall rust”

We have one entry that includes the term gall rust.

Eastern gall rust

noun

: a disease of various hard pines (as shortleaf and scrub pine) that is caused by a rust fungus (Cronartium quercuum) and characterized by formation of globose galls on the stems

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  • any of a genus helianthus especially h annuus of new world composite plants with large yellow rayed flower heads bearing edible seeds that yield an edible oil
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