Rosette shoots - abnormal shoots or twigs that form on pines as a result of damage caused to pines by some harmful insects , for example, a nun butterfly , etc. such shoots are extremely short and have bundles of short and wide needles.
Links
- Rosette shoots // Brockhaus and Efron Encyclopedic Dictionary : in 86 tons (82 tons and 4 additional). - SPb. , 1890-1907.