- Scientific name
- Lactarius occidentalis
- A.H. Sm.
- Common names
- IUCN Specialist Group
- Mushroom, Bracket and Puffball
- Assessment status
- Assessment date
- IUCN Red List Category
- Siegel, N.
- Mueller, G.M.
is a common species found in association with alder in the Pacific Northwest, from northern California into Alaska. The species is widespread, and no decline has been observed. It is listed as Least Concern (LC).
It was described from a Washington, USA, type collection (Hesler and Smith 1960).
This species occurs from the northern California coast and northern Sierra Nevada mountains, north into south-east Alaska, USA.
Population and Trends
The population is widespread across the Pacific Coast of North America, and Cascade Range in the Pacific Northwest. It is mutually associated with alder (Alnus spp), and the overall population is possibly increasing with current forest management which favours alder.
Population Trend: increasing
Habitat and Ecology
It is ectomycorrhizal with alder (Alnus
spp.), especially in lowland forests. It is common across much of its range, with fruiting in late summer and fall.
No specific threats have been identified with regards to this species.
No specific conservation actions are needed with regards to this species, and no specific research is currently needed either in regards to this species.
Use and Trade
No use/trade is known.
Source and Citation
Siegel, N. 2021. Lactarius occidentalis. The IUCN Red List of Threatened Species 2021: e.T195922525A195927413. https://dx.doi.org/10.2305/IUCN.UK.2021-2.RLTS.T195922525A195927413.en
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