Watermelon berries (Streptopus amplexifolius) https://www.thinglink.com/card/1209572586724261895
Grows in very wet, dense undergrowth, usually with ferns and skunk cabbage.
Alternate, oblong-lanceolate leaves
Leaves are sessile
Fruits (berries) hang from axils/peduncles
Highbush cranberry (Viburnum trilobum) https://www.thinglink.com/card/1209580316885254151
Widely spread but grows abundantly in understory of mixed spruce/birch forests.
Opposite leaves, three-lobed
Fruit: drupe, flat seed
Alaska Blueberry (Vaccinium ovalifolium) https://www.thinglink.com/card/1209580855794597895
Prefers acidic soil, abundant in previously logged or burned areas.
Leaves: ovate, alternating, simple