Bracted Plagiobothrys: Plagiobothrys bracteatus (Synonyms: Allocarya bracteata, Plagiobothrys bracteatus var. bracteatus) -
Fragrant Allocarya, Fragrant Popcornflower, Fragrant Popcorn Flower: Plagiobothrys figuratus var. figuratus (Synonyms: Allocarya figurata, Plagiobothrys figuratus ssp. figuratus) -
Sculptured Plagiobothrys: 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) -
Cascade Popcorn Flower, Eastside Popcorn Flower, Matted Popcorn Flower, Allied Plagiobothrys, Sleeping Popcorn Flower: Plagiobothrys hispidulus (Synonyms: Allocarya cognata, Allocarya cusickii, Allocarya hispidula, Plagiobothrys cognatus, Plagiobothrys cusickii, Plagiobothrys scopulorum, Plagiobothrys scouleri, Plagiobothrys scouleri var. cusickii, Plagiobothrys scouleri var. hispidulus, Plagiobothrys scouleri var. penicillatus) -
Bristly Plagiobothrys, Bristly Popcorn Flower: Sonnea hispida (Synonym: Plagiobothrys hispidus) -
Great Basin Popcorn Flower, Harkness' Popcornflower, Harkness' Plagiobothrys: Plagiobothrys kingii var. harknessii (Synonym: Plagiobothrys harknessii) -
Great Basin Popcornflower, King's Plagiobothrys: Plagiobothrys kingii var. kingii -
Finebranched Popcornflower, Slender-branch Plagiobothrys, Slender-branched Popcorn-flower: Plagiobothrys leptocladus (Synonyms: Allocarya leptoclada, Plagiobothrys orthocarpus) -
Soft Plagiobothrys, Soft Popcorn Flower: Plagiobothrys mollis (Synonyms: Allocarya mollis, Allocarya mollis var. mollis, Plagiobothrys mollis var. mollis) -
Rusty Plagiobothrys, Rusty Popcornflower, Rusty Popcorn Flower: Plagiobothrys nothofulvus -
Desert Plagiobothrys: Plagiobothrys salsus (Synonym: Allocarya salsa) -
Scouler's Popcornflower, Scouler's Popcorn Flower: Plagiobothrys scouleri (Synonyms: Allocarya californica, Allocarya granulata, Allocarya scouleri, Plagiobothrys granulatus, Plagiobothrys reticulatus var. rossianorum, Plagiobothrys scouleri var. scouleri)
Stalked Plagiobothrys: Plagiobothrys stipitatus var. micranthus (Synonyms: Allocarya stipitata, Allocarya stipitata ssp. micrantha) -
Pacific Popcorn Flower, Slender Plagiobothrys, Slender Popcorn Flower: Plagiobothrys tenellus (Synonym: Plagiobothrys asper) -