- "Russula densifolia " is a mycorrhizal species.
- "Russula densifolia " produces a white to pale yellow spore print.
- "Harmogia densifolia " is a shrub to 1.5 metres high with linear or terete leaves.
- The lookalike " Russula nigricans " has a darker cap and more widely spaced gills than " R . densifolia ".
- To complicate matters, the wood blewit is not closely related to the type species of " Lepista ", " L . densifolia ".
- Widely distributed, " Russula densifolia " is known from Asia ( including China, India, Japan, and Thailand ), Europe and North America.
- "P . muelleri " var . " densifolia " is found on along the south coast and Bathurst Harbour, as well as on subalpine heathland on Mount Council.
- In a study of the chronological sequence of ectomycorrhizal fungi communities of " Pinus densiflora " forests of eastern China, " R . densifolia " was shown to reach its peak abundance in 30-year-old stands.