false blossom

noun

1

: a disease of the cranberry caused by a fungus (Exobasidium oxycocci) producing erect flower buds which produce malformed flowers that set no fruit or are sometimes replaced by a whorl of leaves or a branch

called also rosebloom

2

: a similar disease of cranberries caused by a virus and transmitted by a leafhopper (Scleroracus vaccinii)

called also Wisconsin false blossom

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