Primulaceae
1. Rock-jasmines or Mt. Androsaces: The Genus Androsace - Flowers with 5 floral parts. Flowers with pedicels. Flower lobes not reflexed and less than twice as long as the tube. Flowers white and usually less than 5 mm. Leaves basal.
2. Chaffweed: Centunculus minimus - Flowers with 5 floral parts. Flowers sessile in leaf axils with tiny petals present, shorter than the sepals. Sepals not petal-like. Plants are annuals with alternate leaves.
3. Shooting Stars: The Genus Dodecatheon - Flowers with 5 floral parts. Flowers with pedicels. Corolla lobes sharply reflexed backward and greater than twice as long as the tube. Stamens visible their entire length. Leaves basal.
4. Douglasias: The Genus Douglasia - Flowers with 5 floral parts. Flowers with pedicels. Flower lobes not reflexed and less than twice as long as the tube. Leaves basal.
5. Sea Milkwort Glaux maritima - Flowers with 5 floral parts. Flowers subsessile in leaf axils with petals missing and sepals like petals. Perennial with opposite leaves.
6. Loosestrife: The Genus Lysimachia - Flowers yellow with 5 floral parts. Flowers with pedicels. Flower lobes not reflexed and less than twice as long as the tube. Leaves mainly on the stem.
7. Wallowa Primrose: Primula cusickiana - Flowers with 5 floral parts. Flowers with pedicels. Flower lobes not reflexed and less than twice as long as the tube. Flowers showy, greater than 7 mm, bluish-violet or puple. Leaves basal.
8. StarFlowers: The Genus Trientalis - Flowers mostly wtih 6-7 floral parts. Upper stem leaves large and crowded or whorled.