A similar other option: Lactarius semisanguifluus.

Under spruce (Picea), more rarely in mixed forest, from lowland to subalpine

Edible

• ▸ Orange to carrot-red cap with faint concentric zones, greening with age
• ▸ Orange, later greenish milk that stains weakly orange on exposure
• ▸ Gills bruise green where damaged
• ▸ Stem without distinct pits; latex mild to slightly bitter, never hot