Austin's Plagiobothrys, Austin's Popcornflower: Plagiobothrys austinae -
Bracted Plagiobothrys, Bracted Popcornflower: Plagiobothrys bracteatus (Synonym: Allocarya bracteata) -
Cognate Popcornflower, Cognate Popcorn-flower: Plagiobothrys cognatus (Synonym: Allocarya cognata) -
Matted Popcorn-flower: Plagiobothrys cusickii (Synonyms: Allocarya cusickii, Plagiobothrys scouleri var. cusickii, Plagiobothrys scouleri var. penicillatus) -
Fragrant Popcornflower, Fragrant Popcorn Flower: Plagiobothrys figuratus var. corallicarpus (Synonyms: Allocarya hirta ssp. corallicarpa, Plagiobothrys figuratus ssp. corallicarpus) - Endemic to Oregon.
Fragrant Popcornflower, Fragrant Popcorn-flower, Fragrant Popcorn Flower: Plagiobothrys figuratus var. figuratus (Synonyms: Allocarya figurata, Plagiobothrys figuratus ssp. figuratus, Plagiobothrys hirtus var. figuratus) -
Fulvous Plagiobothrys, Fulvous Popcornflower: Plagiobothrys fulvus var. campestris (Synonym: Plagiobothrys campestris) -
Sculptured Plagiobothrys, Sculptured Popcornflower: Plagiobothrys glyptocarpus (Synonyms: Allocarya glyptocarpa, Allocarya glyptocarpa ssp. glyptocarpa, Plagiobothrys glyptocarpus var. glyptocarpus) -
Greene's Popcornflower, Greene's Popcorn Flower: Plagiobothrys greenei (Synonym: Allocarya greenei) -
Hairy Popcornflower, Hairy Popcorn Flower: Plagiobothrys hirtus (Synonyms: Allocarya hirta, Allocarya hirta ssp. hirta) -
Eastside Popcornflower, Eastside Popcorn Flower, Harsh Popcorn-flower: Plagiobothrys hispidulus (Synonyms: Allocarya hispidula, Plagiobothrys scouleri var. hispidulus, Plagiobothrys scouleri var. penicillatus) -
Bristly Plagiobothrys: Plagiobothrys hispidus -
Shinyfruit Popcornflower, Shiny-fruited Plagiobothrys: Plagiobothrys lamprocarpus (Synonym: Allocarya lamprocarpa) -
Alkali Popcornflower, Alkali Popcorn-flower, Slender-branch Plagiobothrys, Slender-branched Popcornflower, Slender-branched Popcorn-flower: Plagiobothrys leptocladus (Synonym: Allocarya leptoclada) -
Rusty Plagiobothrys, Rusty Popcornflower, Rusty Popcorn-flower, Rusty Popcorn Flower: Plagiobothrys nothofulvus -
Netted Plagiobothrys, Netted Popcornflower: Plagiobothrys reticulatus var. reticulatus -
Scouler's Popcornflower, Scouler's Popcorn Flower: Plagiobothrys scouleri (Synonyms: Allocarya granulata, Allocarya scouleri, Plagiobothrys granulatus, Plagiobothrys scouleri var. scouleri) -
Shasta Plagiobothrys, Shasta Popcornflower: Plagiobothrys shastensis -
Stalked Plagiobothrys, Stalked Popcornflower: Plagiobothrys stipitatus var. micranthus (Synonym: Allocarya stipitata ssp. micrantha) -
Stalked Popcornflower, Stalked Popcorn Flower: Plagiobothrys stipitatus var. stipitatus (Synonyms: Allocarya stipitata, Allocarya stipitata ssp. stipitata) -
Pacific Popcorn Flower, Pacific Popcorn-flower, Slender Plagiobothrys, Slender Popcornflower, Slender Popcorn-flower, Slender Popcorn Flower: Plagiobothrys tenellus (Synonym: Plagiobothrys asper) -