• Proposed
  • 2Under Assessment
  • 3Preliminary Assessed
  • 4Assessed
  • 5Published

Lactarius rubrilacteus Hesler & A.H. Sm.

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Scientific name
Lactarius rubrilacteus
Hesler & A.H. Sm.
Common names
IUCN Specialist Group
Mushroom, Bracket and Puffball
Assessment status
Proposed by
Noah Siegel
Comments etc.
Noah Siegel

Assessment Notes

Taxonomic notes

Described by Hesler and Smith (1979) based on a Type collection from Oregon, USA. Before that, this species was called by the European name, L. sanguifluus.

Why suggested for a Global Red List Assessment?

Lactarius rubrilacteus is a very common species with a widespread population; occurring in young to mature Douglas-fir forests across western North America. Population appears very stable, no decline has been noted; it should be listed as Least Concern (LC).

Geographic range

Widespread in western North America; from central California, USA, in both coastal and montane forests, north throughout the Pacific Northwest into southern British Columbia, Canada, east into the Rocky Mountains, south into the Sky Islands in Arizona and New Mexico.

Population and Trends

Lactarius rubrilacteusis a very common species with a widespread population; occurring in young to mature Douglas-fir (Pseudotsuga menziesii) forests. No decline has been observed.

Population Trend: Stable

Habitat and Ecology

Ectomycorrhizal with Douglas-fir (Pseudotsuga menziesii) in lowland to montane forests; occurring in a wide variety of forest types, in young to mature stands. Very common, fruiting in late summer into winter, depending on habitat.

Temperate Forest


No threats have been identified with regards to this species.

Conservation Actions

No specific conservation actions is needed with regards to this species.

Research needed

No specific research is currently needed in regards to this species.

Use and Trade

This species is edible, and occasionally collected for food.

Food - human


Hesler, L.R. & Smith, A.H. 1979. North American Species of Lactarius. University of Michigan Press: Ann Arbor, MI. 841 p.

iNaturalist. 2021. Available at: http://www.inaturalist.org

Siegel, N. and Schwarz, C. 2016. Mushrooms of the Redwood Coast. Ten Speed Press: Berkeley, CA. 601 p.

Country occurrence

Regional Population and Trends

Country Trend Redlisted